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Finding the Fourth Proportional to 3,593,318.80, 5,389,978.20 and 1,703,750.80

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Solution

The fourth proportional to 3,593,318.80, 5,389,978.20 and 1,703,750.80 is: 2,555,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593,318.80 : 5,389,978.20 = 1,703,750.80 : x
  2. Step 2: Convert to fraction form
    3,593,318.80/5,389,978.20 = 1,703,750.80/x
  3. Step 3: Cross multiply
    3,593,318.80x = 5,389,978.20 × 1,703,750.80
  4. Step 4: Simplify right side
    3,593,318.80x = 9,183,179,670,232.56
  5. Step 5: Solve for x
    x = 9,183,179,670,232.56/3,593,318.80
  6. Step 6: Final answer
    x = 2,555,626.20

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Similar ratio
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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.