Home / 1,295,456.46-1,942,718.13-547,560.78

Finding the Fourth Proportional to 1,295,456.46, 1,942,718.13 and 547,560.78

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Solution

The fourth proportional to 1,295,456.46, 1,942,718.13 and 547,560.78 is: 821,143.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,456.46 : 1,942,718.13 = 547,560.78 : x
  2. Step 2: Convert to fraction form
    1,295,456.46/1,942,718.13 = 547,560.78/x
  3. Step 3: Cross multiply
    1,295,456.46x = 1,942,718.13 × 547,560.78
  4. Step 4: Simplify right side
    1,295,456.46x = 1,063,756,254,582.94
  5. Step 5: Solve for x
    x = 1,063,756,254,582.94/1,295,456.46
  6. Step 6: Final answer
    x = 821,143.97

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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.