Home / 2,832,821.76-3,909,337.92-1,543,661.76

Finding the Fourth Proportional to 2,832,821.76, 3,909,337.92 and 1,543,661.76

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Solution

The fourth proportional to 2,832,821.76, 3,909,337.92 and 1,543,661.76 is: 2,130,277.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,821.76 : 3,909,337.92 = 1,543,661.76 : x
  2. Step 2: Convert to fraction form
    2,832,821.76/3,909,337.92 = 1,543,661.76/x
  3. Step 3: Cross multiply
    2,832,821.76x = 3,909,337.92 × 1,543,661.76
  4. Step 4: Simplify right side
    2,832,821.76x = 6,034,695,454,021.94
  5. Step 5: Solve for x
    x = 6,034,695,454,021.94/2,832,821.76
  6. Step 6: Final answer
    x = 2,130,277.15

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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.