Home / 2,281,166.20-3,148,155.48-1,314,278.92

Finding the Fourth Proportional to 2,281,166.20, 3,148,155.48 and 1,314,278.92

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Solution

The fourth proportional to 2,281,166.20, 3,148,155.48 and 1,314,278.92 is: 1,813,789.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,166.20 : 3,148,155.48 = 1,314,278.92 : x
  2. Step 2: Convert to fraction form
    2,281,166.20/3,148,155.48 = 1,314,278.92/x
  3. Step 3: Cross multiply
    2,281,166.20x = 3,148,155.48 × 1,314,278.92
  4. Step 4: Simplify right side
    2,281,166.20x = 4,137,554,384,246.48
  5. Step 5: Solve for x
    x = 4,137,554,384,246.48/2,281,166.20
  6. Step 6: Final answer
    x = 1,813,789.10

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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.