Home / 1,040,726.36-1,561,267.52-357,580.44

Finding the Fourth Proportional to 1,040,726.36, 1,561,267.52 and 357,580.44

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Solution

The fourth proportional to 1,040,726.36, 1,561,267.52 and 357,580.44 is: 536,431.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,726.36 : 1,561,267.52 = 357,580.44 : x
  2. Step 2: Convert to fraction form
    1,040,726.36/1,561,267.52 = 357,580.44/x
  3. Step 3: Cross multiply
    1,040,726.36x = 1,561,267.52 × 357,580.44
  4. Step 4: Simplify right side
    1,040,726.36x = 558,278,726,759.31
  5. Step 5: Solve for x
    x = 558,278,726,759.31/1,040,726.36
  6. Step 6: Final answer
    x = 536,431.81

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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.