Home / 3,103,763.99-4,280,767.85-2,016,385.92

Finding the Fourth Proportional to 3,103,763.99, 4,280,767.85 and 2,016,385.92

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Solution

The fourth proportional to 3,103,763.99, 4,280,767.85 and 2,016,385.92 is: 2,781,036.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,763.99 : 4,280,767.85 = 2,016,385.92 : x
  2. Step 2: Convert to fraction form
    3,103,763.99/4,280,767.85 = 2,016,385.92/x
  3. Step 3: Cross multiply
    3,103,763.99x = 4,280,767.85 × 2,016,385.92
  4. Step 4: Simplify right side
    3,103,763.99x = 8,631,680,009,446.74
  5. Step 5: Solve for x
    x = 8,631,680,009,446.74/3,103,763.99
  6. Step 6: Final answer
    x = 2,781,036.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.