Home / 1,010,368.30-1,515,552.45-411,020.95

Finding the Fourth Proportional to 1,010,368.30, 1,515,552.45 and 411,020.95

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Solution

The fourth proportional to 1,010,368.30, 1,515,552.45 and 411,020.95 is: 616,531.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,368.30 : 1,515,552.45 = 411,020.95 : x
  2. Step 2: Convert to fraction form
    1,010,368.30/1,515,552.45 = 411,020.95/x
  3. Step 3: Cross multiply
    1,010,368.30x = 1,515,552.45 × 411,020.95
  4. Step 4: Simplify right side
    1,010,368.30x = 622,923,807,773.83
  5. Step 5: Solve for x
    x = 622,923,807,773.83/1,010,368.30
  6. Step 6: Final answer
    x = 616,531.43

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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.