Home / 1,010,741.12-1,511,506.67-754,753.46

Finding the Fourth Proportional to 1,010,741.12, 1,511,506.67 and 754,753.46

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Solution

The fourth proportional to 1,010,741.12, 1,511,506.67 and 754,753.46 is: 1,128,691.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,741.12 : 1,511,506.67 = 754,753.46 : x
  2. Step 2: Convert to fraction form
    1,010,741.12/1,511,506.67 = 754,753.46/x
  3. Step 3: Cross multiply
    1,010,741.12x = 1,511,506.67 × 754,753.46
  4. Step 4: Simplify right side
    1,010,741.12x = 1,140,814,877,664.28
  5. Step 5: Solve for x
    x = 1,140,814,877,664.28/1,010,741.12
  6. Step 6: Final answer
    x = 1,128,691.47

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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.