Home / 2,391,822.60-3,588,171.30-972,022.20

Finding the Fourth Proportional to 2,391,822.60, 3,588,171.30 and 972,022.20

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Solution

The fourth proportional to 2,391,822.60, 3,588,171.30 and 972,022.20 is: 1,458,211.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,822.60 : 3,588,171.30 = 972,022.20 : x
  2. Step 2: Convert to fraction form
    2,391,822.60/3,588,171.30 = 972,022.20/x
  3. Step 3: Cross multiply
    2,391,822.60x = 3,588,171.30 × 972,022.20
  4. Step 4: Simplify right side
    2,391,822.60x = 3,487,782,161,002.86
  5. Step 5: Solve for x
    x = 3,487,782,161,002.86/2,391,822.60
  6. Step 6: Final answer
    x = 1,458,211.06

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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.