Home / 1,722,841.92-2,584,838.32-763,167.15

Finding the Fourth Proportional to 1,722,841.92, 2,584,838.32 and 763,167.15

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Solution

The fourth proportional to 1,722,841.92, 2,584,838.32 and 763,167.15 is: 1,145,005.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,841.92 : 2,584,838.32 = 763,167.15 : x
  2. Step 2: Convert to fraction form
    1,722,841.92/2,584,838.32 = 763,167.15/x
  3. Step 3: Cross multiply
    1,722,841.92x = 2,584,838.32 × 763,167.15
  4. Step 4: Simplify right side
    1,722,841.92x = 1,972,663,691,977.27
  5. Step 5: Solve for x
    x = 1,972,663,691,977.27/1,722,841.92
  6. Step 6: Final answer
    x = 1,145,005.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.