Home / 1,144,938.47-1,717,532.27-425,195.75

Finding the Fourth Proportional to 1,144,938.47, 1,717,532.27 and 425,195.75

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Solution

The fourth proportional to 1,144,938.47, 1,717,532.27 and 425,195.75 is: 637,839.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,938.47 : 1,717,532.27 = 425,195.75 : x
  2. Step 2: Convert to fraction form
    1,144,938.47/1,717,532.27 = 425,195.75/x
  3. Step 3: Cross multiply
    1,144,938.47x = 1,717,532.27 × 425,195.75
  4. Step 4: Simplify right side
    1,144,938.47x = 730,287,410,978.21
  5. Step 5: Solve for x
    x = 730,287,410,978.21/1,144,938.47
  6. Step 6: Final answer
    x = 637,839.88

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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.