Home / 729,040.80-1,093,561.20-675,896.70

Finding the Fourth Proportional to 729,040.80, 1,093,561.20 and 675,896.70

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Solution

The fourth proportional to 729,040.80, 1,093,561.20 and 675,896.70 is: 1,013,845.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,040.80 : 1,093,561.20 = 675,896.70 : x
  2. Step 2: Convert to fraction form
    729,040.80/1,093,561.20 = 675,896.70/x
  3. Step 3: Cross multiply
    729,040.80x = 1,093,561.20 × 675,896.70
  4. Step 4: Simplify right side
    729,040.80x = 739,134,406,328.04
  5. Step 5: Solve for x
    x = 739,134,406,328.04/729,040.80
  6. Step 6: Final answer
    x = 1,013,845.05

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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.