Home / 937,888.26-1,405,357.11-725,175.78

Finding the Fourth Proportional to 937,888.26, 1,405,357.11 and 725,175.78

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Solution

The fourth proportional to 937,888.26, 1,405,357.11 and 725,175.78 is: 1,086,622.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,888.26 : 1,405,357.11 = 725,175.78 : x
  2. Step 2: Convert to fraction form
    937,888.26/1,405,357.11 = 725,175.78/x
  3. Step 3: Cross multiply
    937,888.26x = 1,405,357.11 × 725,175.78
  4. Step 4: Simplify right side
    937,888.26x = 1,019,130,938,422.80
  5. Step 5: Solve for x
    x = 1,019,130,938,422.80/937,888.26
  6. Step 6: Final answer
    x = 1,086,622.98

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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.