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Finding the Third Proportional to 700,488 and 1,109,376

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Solution

The third proportional to 700,488 and 1,109,376 is: 1,756,939.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,488 : 1,109,376 = 1,109,376 : x
  2. Step 2: Convert to fraction form
    700,488/1,109,376 = 1,109,376/x
  3. Step 3: Cross multiply
    700,488x = 1,109,376 × 1,109,376
  4. Step 4: Simplify right side
    700,488x = 1,230,715,109,376
  5. Step 5: Solve for x
    x = 1,230,715,109,376/700,488
  6. Step 6: Final answer
    x = 1,756,939.60

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.