Home / 1,489,731.31-2,234,617.57-424,773.25

Finding the Fourth Proportional to 1,489,731.31, 2,234,617.57 and 424,773.25

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Solution

The fourth proportional to 1,489,731.31, 2,234,617.57 and 424,773.25 is: 637,165.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,731.31 : 2,234,617.57 = 424,773.25 : x
  2. Step 2: Convert to fraction form
    1,489,731.31/2,234,617.57 = 424,773.25/x
  3. Step 3: Cross multiply
    1,489,731.31x = 2,234,617.57 × 424,773.25
  4. Step 4: Simplify right side
    1,489,731.31x = 949,205,762,660.43
  5. Step 5: Solve for x
    x = 949,205,762,660.43/1,489,731.31
  6. Step 6: Final answer
    x = 637,165.75

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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.