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Finding the Third Proportional to 784,477 and 1,693,370

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Solution

The third proportional to 784,477 and 1,693,370 is: 3,655,304.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,477 : 1,693,370 = 1,693,370 : x
  2. Step 2: Convert to fraction form
    784,477/1,693,370 = 1,693,370/x
  3. Step 3: Cross multiply
    784,477x = 1,693,370 × 1,693,370
  4. Step 4: Simplify right side
    784,477x = 2,867,501,956,900
  5. Step 5: Solve for x
    x = 2,867,501,956,900/784,477
  6. Step 6: Final answer
    x = 3,655,304.05

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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.