Home / 1,332,780.32-1,997,358.68-563,638.61

Finding the Fourth Proportional to 1,332,780.32, 1,997,358.68 and 563,638.61

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Solution

The fourth proportional to 1,332,780.32, 1,997,358.68 and 563,638.61 is: 844,691.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,780.32 : 1,997,358.68 = 563,638.61 : x
  2. Step 2: Convert to fraction form
    1,332,780.32/1,997,358.68 = 563,638.61/x
  3. Step 3: Cross multiply
    1,332,780.32x = 1,997,358.68 × 563,638.61
  4. Step 4: Simplify right side
    1,332,780.32x = 1,125,788,473,298.66
  5. Step 5: Solve for x
    x = 1,125,788,473,298.66/1,332,780.32
  6. Step 6: Final answer
    x = 844,691.70

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