Home / 2,245,184.59-3,098,354.05-1,212,691.36

Finding the Fourth Proportional to 2,245,184.59, 3,098,354.05 and 1,212,691.36

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Solution

The fourth proportional to 2,245,184.59, 3,098,354.05 and 1,212,691.36 is: 1,673,513.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245,184.59 : 3,098,354.05 = 1,212,691.36 : x
  2. Step 2: Convert to fraction form
    2,245,184.59/3,098,354.05 = 1,212,691.36/x
  3. Step 3: Cross multiply
    2,245,184.59x = 3,098,354.05 × 1,212,691.36
  4. Step 4: Simplify right side
    2,245,184.59x = 3,757,347,186,656.01
  5. Step 5: Solve for x
    x = 3,757,347,186,656.01/2,245,184.59
  6. Step 6: Final answer
    x = 1,673,513.71

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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.