Home / 2,391,379.52-3,300,082.08-1,318,291.52

Finding the Fourth Proportional to 2,391,379.52, 3,300,082.08 and 1,318,291.52

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Solution

The fourth proportional to 2,391,379.52, 3,300,082.08 and 1,318,291.52 is: 1,819,230.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,379.52 : 3,300,082.08 = 1,318,291.52 : x
  2. Step 2: Convert to fraction form
    2,391,379.52/3,300,082.08 = 1,318,291.52/x
  3. Step 3: Cross multiply
    2,391,379.52x = 3,300,082.08 × 1,318,291.52
  4. Step 4: Simplify right side
    2,391,379.52x = 4,350,470,221,367.96
  5. Step 5: Solve for x
    x = 4,350,470,221,367.96/2,391,379.52
  6. Step 6: Final answer
    x = 1,819,230.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.