Home / 2,689,238.55-3,711,041.15-1,465,517.82

Finding the Fourth Proportional to 2,689,238.55, 3,711,041.15 and 1,465,517.82

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Solution

The fourth proportional to 2,689,238.55, 3,711,041.15 and 1,465,517.82 is: 2,022,355.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,238.55 : 3,711,041.15 = 1,465,517.82 : x
  2. Step 2: Convert to fraction form
    2,689,238.55/3,711,041.15 = 1,465,517.82/x
  3. Step 3: Cross multiply
    2,689,238.55x = 3,711,041.15 × 1,465,517.82
  4. Step 4: Simplify right side
    2,689,238.55x = 5,438,596,928,750.70
  5. Step 5: Solve for x
    x = 5,438,596,928,750.70/2,689,238.55
  6. Step 6: Final answer
    x = 2,022,355.71

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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.