Home / 1,651,621.05-2,477,003.90-453,261.69

Finding the Fourth Proportional to 1,651,621.05, 2,477,003.90 and 453,261.69

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Solution

The fourth proportional to 1,651,621.05, 2,477,003.90 and 453,261.69 is: 679,775.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,621.05 : 2,477,003.90 = 453,261.69 : x
  2. Step 2: Convert to fraction form
    1,651,621.05/2,477,003.90 = 453,261.69/x
  3. Step 3: Cross multiply
    1,651,621.05x = 2,477,003.90 × 453,261.69
  4. Step 4: Simplify right side
    1,651,621.05x = 1,122,730,971,584.28
  5. Step 5: Solve for x
    x = 1,122,730,971,584.28/1,651,621.05
  6. Step 6: Final answer
    x = 679,775.16

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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.