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Finding the Fourth Proportional to 1,752,691.30, 2,460,853.70 and 1,752,691.30

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Solution

The fourth proportional to 1,752,691.30, 2,460,853.70 and 1,752,691.30 is: 2,460,853.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,691.30 : 2,460,853.70 = 1,752,691.30 : x
  2. Step 2: Convert to fraction form
    1,752,691.30/2,460,853.70 = 1,752,691.30/x
  3. Step 3: Cross multiply
    1,752,691.30x = 2,460,853.70 × 1,752,691.30
  4. Step 4: Simplify right side
    1,752,691.30x = 4,313,116,870,562.81
  5. Step 5: Solve for x
    x = 4,313,116,870,562.81/1,752,691.30
  6. Step 6: Final answer
    x = 2,460,853.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.