Home / 1,040,164.40-1,435,422.66-581,278.85

Finding the Fourth Proportional to 1,040,164.40, 1,435,422.66 and 581,278.85

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Solution

The fourth proportional to 1,040,164.40, 1,435,422.66 and 581,278.85 is: 802,162.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,164.40 : 1,435,422.66 = 581,278.85 : x
  2. Step 2: Convert to fraction form
    1,040,164.40/1,435,422.66 = 581,278.85/x
  3. Step 3: Cross multiply
    1,040,164.40x = 1,435,422.66 × 581,278.85
  4. Step 4: Simplify right side
    1,040,164.40x = 834,380,825,891.63
  5. Step 5: Solve for x
    x = 834,380,825,891.63/1,040,164.40
  6. Step 6: Final answer
    x = 802,162.46

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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.