Home / 3,593,387.87-5,389,902.65-1,318,733.31

Finding the Fourth Proportional to 3,593,387.87, 5,389,902.65 and 1,318,733.31

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Solution

The fourth proportional to 3,593,387.87, 5,389,902.65 and 1,318,733.31 is: 1,978,034.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593,387.87 : 5,389,902.65 = 1,318,733.31 : x
  2. Step 2: Convert to fraction form
    3,593,387.87/5,389,902.65 = 1,318,733.31/x
  3. Step 3: Cross multiply
    3,593,387.87x = 5,389,902.65 × 1,318,733.31
  4. Step 4: Simplify right side
    3,593,387.87x = 7,107,844,155,618.61
  5. Step 5: Solve for x
    x = 7,107,844,155,618.61/3,593,387.87
  6. Step 6: Final answer
    x = 1,978,034.21

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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.