Home / 1,036,335.82-1,555,377.16-437,726.58

Finding the Fourth Proportional to 1,036,335.82, 1,555,377.16 and 437,726.58

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Solution

The fourth proportional to 1,036,335.82, 1,555,377.16 and 437,726.58 is: 656,958.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,335.82 : 1,555,377.16 = 437,726.58 : x
  2. Step 2: Convert to fraction form
    1,036,335.82/1,555,377.16 = 437,726.58/x
  3. Step 3: Cross multiply
    1,036,335.82x = 1,555,377.16 × 437,726.58
  4. Step 4: Simplify right side
    1,036,335.82x = 680,829,928,730.77
  5. Step 5: Solve for x
    x = 680,829,928,730.77/1,036,335.82
  6. Step 6: Final answer
    x = 656,958.79

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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.