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Finding the Third Proportional to 1,260,419.63 and 1,937,347.88

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Solution

The third proportional to 1,260,419.63 and 1,937,347.88 is: 2,977,831.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,419.63 : 1,937,347.88 = 1,937,347.88 : x
  2. Step 2: Convert to fraction form
    1,260,419.63/1,937,347.88 = 1,937,347.88/x
  3. Step 3: Cross multiply
    1,260,419.63x = 1,937,347.88 × 1,937,347.88
  4. Step 4: Simplify right side
    1,260,419.63x = 3,753,316,788,767.02
  5. Step 5: Solve for x
    x = 3,753,316,788,767.02/1,260,419.63
  6. Step 6: Final answer
    x = 2,977,831.12

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.