Home / 2,311,280.80-3,471,068.40-1,680,906.40

Finding the Fourth Proportional to 2,311,280.80, 3,471,068.40 and 1,680,906.40

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Solution

The fourth proportional to 2,311,280.80, 3,471,068.40 and 1,680,906.40 is: 2,524,375.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,280.80 : 3,471,068.40 = 1,680,906.40 : x
  2. Step 2: Convert to fraction form
    2,311,280.80/3,471,068.40 = 1,680,906.40/x
  3. Step 3: Cross multiply
    2,311,280.80x = 3,471,068.40 × 1,680,906.40
  4. Step 4: Simplify right side
    2,311,280.80x = 5,834,541,088,397.76
  5. Step 5: Solve for x
    x = 5,834,541,088,397.76/2,311,280.80
  6. Step 6: Final answer
    x = 2,524,375.70

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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.