Home / 2,781,215.40-4,171,823.10-888,095.40

Finding the Fourth Proportional to 2,781,215.40, 4,171,823.10 and 888,095.40

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Solution

The fourth proportional to 2,781,215.40, 4,171,823.10 and 888,095.40 is: 1,332,143.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,215.40 : 4,171,823.10 = 888,095.40 : x
  2. Step 2: Convert to fraction form
    2,781,215.40/4,171,823.10 = 888,095.40/x
  3. Step 3: Cross multiply
    2,781,215.40x = 4,171,823.10 × 888,095.40
  4. Step 4: Simplify right side
    2,781,215.40x = 3,704,976,904,723.74
  5. Step 5: Solve for x
    x = 3,704,976,904,723.74/2,781,215.40
  6. Step 6: Final answer
    x = 1,332,143.10

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Similar ratio
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1.5x scale

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.