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Finding the Third Proportional to 745,428 and 1,608,882

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Solution

The third proportional to 745,428 and 1,608,882 is: 3,472,503.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,428 : 1,608,882 = 1,608,882 : x
  2. Step 2: Convert to fraction form
    745,428/1,608,882 = 1,608,882/x
  3. Step 3: Cross multiply
    745,428x = 1,608,882 × 1,608,882
  4. Step 4: Simplify right side
    745,428x = 2,588,501,289,924
  5. Step 5: Solve for x
    x = 2,588,501,289,924/745,428
  6. Step 6: Final answer
    x = 3,472,503.43

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.