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Finding the Third Proportional to 762,520 and 1,650,558

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Solution

The third proportional to 762,520 and 1,650,558 is: 3,572,813.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,520 : 1,650,558 = 1,650,558 : x
  2. Step 2: Convert to fraction form
    762,520/1,650,558 = 1,650,558/x
  3. Step 3: Cross multiply
    762,520x = 1,650,558 × 1,650,558
  4. Step 4: Simplify right side
    762,520x = 2,724,341,711,364
  5. Step 5: Solve for x
    x = 2,724,341,711,364/762,520
  6. Step 6: Final answer
    x = 3,572,813.45

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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.