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Finding the Third Proportional to 747,528 and 1,121,061.75

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Solution

The third proportional to 747,528 and 1,121,061.75 is: 1,681,247.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,528 : 1,121,061.75 = 1,121,061.75 : x
  2. Step 2: Convert to fraction form
    747,528/1,121,061.75 = 1,121,061.75/x
  3. Step 3: Cross multiply
    747,528x = 1,121,061.75 × 1,121,061.75
  4. Step 4: Simplify right side
    747,528x = 1,256,779,447,313.06
  5. Step 5: Solve for x
    x = 1,256,779,447,313.06/747,528
  6. Step 6: Final answer
    x = 1,681,247.32

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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.