Home / 2,368,472.20-3,551,930.70-872,369.80

Finding the Fourth Proportional to 2,368,472.20, 3,551,930.70 and 872,369.80

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Solution

The fourth proportional to 2,368,472.20, 3,551,930.70 and 872,369.80 is: 1,308,268.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368,472.20 : 3,551,930.70 = 872,369.80 : x
  2. Step 2: Convert to fraction form
    2,368,472.20/3,551,930.70 = 872,369.80/x
  3. Step 3: Cross multiply
    2,368,472.20x = 3,551,930.70 × 872,369.80
  4. Step 4: Simplify right side
    2,368,472.20x = 3,098,597,074,372.86
  5. Step 5: Solve for x
    x = 3,098,597,074,372.86/2,368,472.20
  6. Step 6: Final answer
    x = 1,308,268.29

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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.