Home / 5,791,065.18-8,681,234.05-2,145,763.97

Finding the Fourth Proportional to 5,791,065.18, 8,681,234.05 and 2,145,763.97

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Solution

The fourth proportional to 5,791,065.18, 8,681,234.05 and 2,145,763.97 is: 3,216,658.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,791,065.18 : 8,681,234.05 = 2,145,763.97 : x
  2. Step 2: Convert to fraction form
    5,791,065.18/8,681,234.05 = 2,145,763.97/x
  3. Step 3: Cross multiply
    5,791,065.18x = 8,681,234.05 × 2,145,763.97
  4. Step 4: Simplify right side
    5,791,065.18x = 18,627,879,202,472.45
  5. Step 5: Solve for x
    x = 18,627,879,202,472.45/5,791,065.18
  6. Step 6: Final answer
    x = 3,216,658.53

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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.