Home / 2,804,276.20-4,206,414.30-911,079.40

Finding the Fourth Proportional to 2,804,276.20, 4,206,414.30 and 911,079.40

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Solution

The fourth proportional to 2,804,276.20, 4,206,414.30 and 911,079.40 is: 1,366,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804,276.20 : 4,206,414.30 = 911,079.40 : x
  2. Step 2: Convert to fraction form
    2,804,276.20/4,206,414.30 = 911,079.40/x
  3. Step 3: Cross multiply
    2,804,276.20x = 4,206,414.30 × 911,079.40
  4. Step 4: Simplify right side
    2,804,276.20x = 3,832,377,416,595.42
  5. Step 5: Solve for x
    x = 3,832,377,416,595.42/2,804,276.20
  6. Step 6: Final answer
    x = 1,366,619.10

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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.