Home / 918,331.35-1,266,079.80-754,371.96

Finding the Fourth Proportional to 918,331.35, 1,266,079.80 and 754,371.96

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Solution

The fourth proportional to 918,331.35, 1,266,079.80 and 754,371.96 is: 1,040,033.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,331.35 : 1,266,079.80 = 754,371.96 : x
  2. Step 2: Convert to fraction form
    918,331.35/1,266,079.80 = 754,371.96/x
  3. Step 3: Cross multiply
    918,331.35x = 1,266,079.80 × 754,371.96
  4. Step 4: Simplify right side
    918,331.35x = 955,095,100,242.41
  5. Step 5: Solve for x
    x = 955,095,100,242.41/918,331.35
  6. Step 6: Final answer
    x = 1,040,033.21

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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.