Home / 2,281,165.20-3,148,154.10-1,314,277.92

Finding the Fourth Proportional to 2,281,165.20, 3,148,154.10 and 1,314,277.92

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Solution

The fourth proportional to 2,281,165.20, 3,148,154.10 and 1,314,277.92 is: 1,813,787.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,165.20 : 3,148,154.10 = 1,314,277.92 : x
  2. Step 2: Convert to fraction form
    2,281,165.20/3,148,154.10 = 1,314,277.92/x
  3. Step 3: Cross multiply
    2,281,165.20x = 3,148,154.10 × 1,314,277.92
  4. Step 4: Simplify right side
    2,281,165.20x = 4,137,549,422,387.47
  5. Step 5: Solve for x
    x = 4,137,549,422,387.47/2,281,165.20
  6. Step 6: Final answer
    x = 1,813,787.72

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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.