Home / 1,127,562.12-1,691,084.36-672,282.16

Finding the Fourth Proportional to 1,127,562.12, 1,691,084.36 and 672,282.16

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Solution

The fourth proportional to 1,127,562.12, 1,691,084.36 and 672,282.16 is: 1,008,268.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,562.12 : 1,691,084.36 = 672,282.16 : x
  2. Step 2: Convert to fraction form
    1,127,562.12/1,691,084.36 = 672,282.16/x
  3. Step 3: Cross multiply
    1,127,562.12x = 1,691,084.36 × 672,282.16
  4. Step 4: Simplify right side
    1,127,562.12x = 1,136,885,846,283.02
  5. Step 5: Solve for x
    x = 1,136,885,846,283.02/1,127,562.12
  6. Step 6: Final answer
    x = 1,008,268.92

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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.