Home / 1,137,728.06-1,706,296.77-454,586.48

Finding the Fourth Proportional to 1,137,728.06, 1,706,296.77 and 454,586.48

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Solution

The fourth proportional to 1,137,728.06, 1,706,296.77 and 454,586.48 is: 681,761.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,728.06 : 1,706,296.77 = 454,586.48 : x
  2. Step 2: Convert to fraction form
    1,137,728.06/1,706,296.77 = 454,586.48/x
  3. Step 3: Cross multiply
    1,137,728.06x = 1,706,296.77 × 454,586.48
  4. Step 4: Simplify right side
    1,137,728.06x = 775,659,433,978.19
  5. Step 5: Solve for x
    x = 775,659,433,978.19/1,137,728.06
  6. Step 6: Final answer
    x = 681,761.72

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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.