Home / 2,560,458.12-3,841,719.96-1,139,542.38

Finding the Fourth Proportional to 2,560,458.12, 3,841,719.96 and 1,139,542.38

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Solution

The fourth proportional to 2,560,458.12, 3,841,719.96 and 1,139,542.38 is: 1,709,773.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,458.12 : 3,841,719.96 = 1,139,542.38 : x
  2. Step 2: Convert to fraction form
    2,560,458.12/3,841,719.96 = 1,139,542.38/x
  3. Step 3: Cross multiply
    2,560,458.12x = 3,841,719.96 × 1,139,542.38
  4. Step 4: Simplify right side
    2,560,458.12x = 4,377,802,706,511.90
  5. Step 5: Solve for x
    x = 4,377,802,706,511.90/2,560,458.12
  6. Step 6: Final answer
    x = 1,709,773.21

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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.