Home / 3,651,431.40-5,477,147.10-992,039.40

Finding the Fourth Proportional to 3,651,431.40, 5,477,147.10 and 992,039.40

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Solution

The fourth proportional to 3,651,431.40, 5,477,147.10 and 992,039.40 is: 1,488,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651,431.40 : 5,477,147.10 = 992,039.40 : x
  2. Step 2: Convert to fraction form
    3,651,431.40/5,477,147.10 = 992,039.40/x
  3. Step 3: Cross multiply
    3,651,431.40x = 5,477,147.10 × 992,039.40
  4. Step 4: Simplify right side
    3,651,431.40x = 5,433,545,722,795.74
  5. Step 5: Solve for x
    x = 5,433,545,722,795.74/3,651,431.40
  6. Step 6: Final answer
    x = 1,488,059.10

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,651,432.40, 5,477,148.60 and 992,040.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.