Home / 2,609,135.12-3,914,634.93-1,586,545.90

Finding the Fourth Proportional to 2,609,135.12, 3,914,634.93 and 1,586,545.90

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Solution

The fourth proportional to 2,609,135.12, 3,914,634.93 and 1,586,545.90 is: 2,380,385.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,609,135.12 : 3,914,634.93 = 1,586,545.90 : x
  2. Step 2: Convert to fraction form
    2,609,135.12/3,914,634.93 = 1,586,545.90/x
  3. Step 3: Cross multiply
    2,609,135.12x = 3,914,634.93 × 1,586,545.90
  4. Step 4: Simplify right side
    2,609,135.12x = 6,210,747,998,188.29
  5. Step 5: Solve for x
    x = 6,210,747,998,188.29/2,609,135.12
  6. Step 6: Final answer
    x = 2,380,385.73

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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.