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Finding the Third Proportional to 4,280,808 and 6,279,298

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Solution

The third proportional to 4,280,808 and 6,279,298 is: 9,210,780.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280,808 : 6,279,298 = 6,279,298 : x
  2. Step 2: Convert to fraction form
    4,280,808/6,279,298 = 6,279,298/x
  3. Step 3: Cross multiply
    4,280,808x = 6,279,298 × 6,279,298
  4. Step 4: Simplify right side
    4,280,808x = 39,429,583,372,804
  5. Step 5: Solve for x
    x = 39,429,583,372,804/4,280,808
  6. Step 6: Final answer
    x = 9,210,780.62

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.