Home / 1,100,532.15-1,650,798.23-722,618.55

Finding the Fourth Proportional to 1,100,532.15, 1,650,798.23 and 722,618.55

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Solution

The fourth proportional to 1,100,532.15, 1,650,798.23 and 722,618.55 is: 1,083,927.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,532.15 : 1,650,798.23 = 722,618.55 : x
  2. Step 2: Convert to fraction form
    1,100,532.15/1,650,798.23 = 722,618.55/x
  3. Step 3: Cross multiply
    1,100,532.15x = 1,650,798.23 × 722,618.55
  4. Step 4: Simplify right side
    1,100,532.15x = 1,192,897,419,692.07
  5. Step 5: Solve for x
    x = 1,192,897,419,692.07/1,100,532.15
  6. Step 6: Final answer
    x = 1,083,927.83

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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.