Home / 1,007,517.96-1,511,867.44-722,901.80

Finding the Fourth Proportional to 1,007,517.96, 1,511,867.44 and 722,901.80

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Solution

The fourth proportional to 1,007,517.96, 1,511,867.44 and 722,901.80 is: 1,084,776.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,517.96 : 1,511,867.44 = 722,901.80 : x
  2. Step 2: Convert to fraction form
    1,007,517.96/1,511,867.44 = 722,901.80/x
  3. Step 3: Cross multiply
    1,007,517.96x = 1,511,867.44 × 722,901.80
  4. Step 4: Simplify right side
    1,007,517.96x = 1,092,931,693,737.39
  5. Step 5: Solve for x
    x = 1,092,931,693,737.39/1,007,517.96
  6. Step 6: Final answer
    x = 1,084,776.39

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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.