Home / 3,813,682.20-5,720,523.30-1,289,337.45

Finding the Fourth Proportional to 3,813,682.20, 5,720,523.30 and 1,289,337.45

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Solution

The fourth proportional to 3,813,682.20, 5,720,523.30 and 1,289,337.45 is: 1,934,006.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813,682.20 : 5,720,523.30 = 1,289,337.45 : x
  2. Step 2: Convert to fraction form
    3,813,682.20/5,720,523.30 = 1,289,337.45/x
  3. Step 3: Cross multiply
    3,813,682.20x = 5,720,523.30 × 1,289,337.45
  4. Step 4: Simplify right side
    3,813,682.20x = 7,375,684,924,287.59
  5. Step 5: Solve for x
    x = 7,375,684,924,287.59/3,813,682.20
  6. Step 6: Final answer
    x = 1,934,006.18

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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.