Home / 3,618,902.80-5,428,354.20-3,087,461.80

Finding the Fourth Proportional to 3,618,902.80, 5,428,354.20 and 3,087,461.80

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Solution

The fourth proportional to 3,618,902.80, 5,428,354.20 and 3,087,461.80 is: 4,631,192.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,902.80 : 5,428,354.20 = 3,087,461.80 : x
  2. Step 2: Convert to fraction form
    3,618,902.80/5,428,354.20 = 3,087,461.80/x
  3. Step 3: Cross multiply
    3,618,902.80x = 5,428,354.20 × 3,087,461.80
  4. Step 4: Simplify right side
    3,618,902.80x = 16,759,836,229,369.56
  5. Step 5: Solve for x
    x = 16,759,836,229,369.56/3,618,902.80
  6. Step 6: Final answer
    x = 4,631,192.70

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Double scale
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Similar ratio
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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.