Home / 2,068,385.70-3,102,578.55-1,005,503.70

Finding the Fourth Proportional to 2,068,385.70, 3,102,578.55 and 1,005,503.70

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Solution

The fourth proportional to 2,068,385.70, 3,102,578.55 and 1,005,503.70 is: 1,508,255.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,385.70 : 3,102,578.55 = 1,005,503.70 : x
  2. Step 2: Convert to fraction form
    2,068,385.70/3,102,578.55 = 1,005,503.70/x
  3. Step 3: Cross multiply
    2,068,385.70x = 3,102,578.55 × 1,005,503.70
  4. Step 4: Simplify right side
    2,068,385.70x = 3,119,654,211,565.64
  5. Step 5: Solve for x
    x = 3,119,654,211,565.64/2,068,385.70
  6. Step 6: Final answer
    x = 1,508,255.55

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Similar ratio
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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.