Home / 3,651,623.42-5,477,720.12-1,222,785.87

Finding the Fourth Proportional to 3,651,623.42, 5,477,720.12 and 1,222,785.87

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Solution

The fourth proportional to 3,651,623.42, 5,477,720.12 and 1,222,785.87 is: 1,834,274.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651,623.42 : 5,477,720.12 = 1,222,785.87 : x
  2. Step 2: Convert to fraction form
    3,651,623.42/5,477,720.12 = 1,222,785.87/x
  3. Step 3: Cross multiply
    3,651,623.42x = 5,477,720.12 × 1,222,785.87
  4. Step 4: Simplify right side
    3,651,623.42x = 6,698,078,778,171.12
  5. Step 5: Solve for x
    x = 6,698,078,778,171.12/3,651,623.42
  6. Step 6: Final answer
    x = 1,834,274.24

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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.