Home / 2,505,890.23-3,458,140.82-1,359,971.89

Finding the Fourth Proportional to 2,505,890.23, 3,458,140.82 and 1,359,971.89

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Solution

The fourth proportional to 2,505,890.23, 3,458,140.82 and 1,359,971.89 is: 1,876,767.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,505,890.23 : 3,458,140.82 = 1,359,971.89 : x
  2. Step 2: Convert to fraction form
    2,505,890.23/3,458,140.82 = 1,359,971.89/x
  3. Step 3: Cross multiply
    2,505,890.23x = 3,458,140.82 × 1,359,971.89
  4. Step 4: Simplify right side
    2,505,890.23x = 4,702,974,306,861.55
  5. Step 5: Solve for x
    x = 4,702,974,306,861.55/2,505,890.23
  6. Step 6: Final answer
    x = 1,876,767.88

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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.