Home / 1,382,055.45-2,073,249.24-1,306,472.73

Finding the Fourth Proportional to 1,382,055.45, 2,073,249.24 and 1,306,472.73

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Solution

The fourth proportional to 1,382,055.45, 2,073,249.24 and 1,306,472.73 is: 1,959,866.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,055.45 : 2,073,249.24 = 1,306,472.73 : x
  2. Step 2: Convert to fraction form
    1,382,055.45/2,073,249.24 = 1,306,472.73/x
  3. Step 3: Cross multiply
    1,382,055.45x = 2,073,249.24 × 1,306,472.73
  4. Step 4: Simplify right side
    1,382,055.45x = 2,708,643,594,553.23
  5. Step 5: Solve for x
    x = 2,708,643,594,553.23/1,382,055.45
  6. Step 6: Final answer
    x = 1,959,866.08

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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.