Home / 3,555,912.80-5,333,869.20-896,520.80

Finding the Fourth Proportional to 3,555,912.80, 5,333,869.20 and 896,520.80

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Solution

The fourth proportional to 3,555,912.80, 5,333,869.20 and 896,520.80 is: 1,344,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555,912.80 : 5,333,869.20 = 896,520.80 : x
  2. Step 2: Convert to fraction form
    3,555,912.80/5,333,869.20 = 896,520.80/x
  3. Step 3: Cross multiply
    3,555,912.80x = 5,333,869.20 × 896,520.80
  4. Step 4: Simplify right side
    3,555,912.80x = 4,781,924,682,279.36
  5. Step 5: Solve for x
    x = 4,781,924,682,279.36/3,555,912.80
  6. Step 6: Final answer
    x = 1,344,781.20

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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.