Home / 3,472,129.74-5,208,155.73-1,227,742.86

Finding the Fourth Proportional to 3,472,129.74, 5,208,155.73 and 1,227,742.86

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Solution

The fourth proportional to 3,472,129.74, 5,208,155.73 and 1,227,742.86 is: 1,841,600.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472,129.74 : 5,208,155.73 = 1,227,742.86 : x
  2. Step 2: Convert to fraction form
    3,472,129.74/5,208,155.73 = 1,227,742.86/x
  3. Step 3: Cross multiply
    3,472,129.74x = 5,208,155.73 × 1,227,742.86
  4. Step 4: Simplify right side
    3,472,129.74x = 6,394,276,011,275.59
  5. Step 5: Solve for x
    x = 6,394,276,011,275.59/3,472,129.74
  6. Step 6: Final answer
    x = 1,841,600.54

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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.