Home / 1,040,862.80-1,435,950.82-696,809.57

Finding the Fourth Proportional to 1,040,862.80, 1,435,950.82 and 696,809.57

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Solution

The fourth proportional to 1,040,862.80, 1,435,950.82 and 696,809.57 is: 961,302.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,862.80 : 1,435,950.82 = 696,809.57 : x
  2. Step 2: Convert to fraction form
    1,040,862.80/1,435,950.82 = 696,809.57/x
  3. Step 3: Cross multiply
    1,040,862.80x = 1,435,950.82 × 696,809.57
  4. Step 4: Simplify right side
    1,040,862.80x = 1,000,584,267,116.61
  5. Step 5: Solve for x
    x = 1,000,584,267,116.61/1,040,862.80
  6. Step 6: Final answer
    x = 961,302.74

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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.