Home / 2,723,737.60-4,086,481.20-1,206,834.40

Finding the Fourth Proportional to 2,723,737.60, 4,086,481.20 and 1,206,834.40

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Solution

The fourth proportional to 2,723,737.60, 4,086,481.20 and 1,206,834.40 is: 1,810,639.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723,737.60 : 4,086,481.20 = 1,206,834.40 : x
  2. Step 2: Convert to fraction form
    2,723,737.60/4,086,481.20 = 1,206,834.40/x
  3. Step 3: Cross multiply
    2,723,737.60x = 4,086,481.20 × 1,206,834.40
  4. Step 4: Simplify right side
    2,723,737.60x = 4,931,706,087,113.28
  5. Step 5: Solve for x
    x = 4,931,706,087,113.28/2,723,737.60
  6. Step 6: Final answer
    x = 1,810,639.21

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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.