Home / 2,539,418.56-3,504,387.72-1,393,518.04

Finding the Fourth Proportional to 2,539,418.56, 3,504,387.72 and 1,393,518.04

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Solution

The fourth proportional to 2,539,418.56, 3,504,387.72 and 1,393,518.04 is: 1,923,049.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539,418.56 : 3,504,387.72 = 1,393,518.04 : x
  2. Step 2: Convert to fraction form
    2,539,418.56/3,504,387.72 = 1,393,518.04/x
  3. Step 3: Cross multiply
    2,539,418.56x = 3,504,387.72 × 1,393,518.04
  4. Step 4: Simplify right side
    2,539,418.56x = 4,883,427,506,974.47
  5. Step 5: Solve for x
    x = 4,883,427,506,974.47/2,539,418.56
  6. Step 6: Final answer
    x = 1,923,049.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.