Home / 1,359,110.80-2,040,240.30-729,254.80

Finding the Fourth Proportional to 1,359,110.80, 2,040,240.30 and 729,254.80

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Solution

The fourth proportional to 1,359,110.80, 2,040,240.30 and 729,254.80 is: 1,094,726.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,110.80 : 2,040,240.30 = 729,254.80 : x
  2. Step 2: Convert to fraction form
    1,359,110.80/2,040,240.30 = 729,254.80/x
  3. Step 3: Cross multiply
    1,359,110.80x = 2,040,240.30 × 729,254.80
  4. Step 4: Simplify right side
    1,359,110.80x = 1,487,855,031,928.44
  5. Step 5: Solve for x
    x = 1,487,855,031,928.44/1,359,110.80
  6. Step 6: Final answer
    x = 1,094,726.81

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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.