Home / 2,387,126.92-3,294,277.14-1,299,429.76

Finding the Fourth Proportional to 2,387,126.92, 3,294,277.14 and 1,299,429.76

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Solution

The fourth proportional to 2,387,126.92, 3,294,277.14 and 1,299,429.76 is: 1,793,235.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,126.92 : 3,294,277.14 = 1,299,429.76 : x
  2. Step 2: Convert to fraction form
    2,387,126.92/3,294,277.14 = 1,299,429.76/x
  3. Step 3: Cross multiply
    2,387,126.92x = 3,294,277.14 × 1,299,429.76
  4. Step 4: Simplify right side
    2,387,126.92x = 4,280,681,753,403.69
  5. Step 5: Solve for x
    x = 4,280,681,753,403.69/2,387,126.92
  6. Step 6: Final answer
    x = 1,793,235.93

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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.