Home / 3,974,543.20-5,485,584.90-2,342,853.64

Finding the Fourth Proportional to 3,974,543.20, 5,485,584.90 and 2,342,853.64

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Solution

The fourth proportional to 3,974,543.20, 5,485,584.90 and 2,342,853.64 is: 3,233,559.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,543.20 : 5,485,584.90 = 2,342,853.64 : x
  2. Step 2: Convert to fraction form
    3,974,543.20/5,485,584.90 = 2,342,853.64/x
  3. Step 3: Cross multiply
    3,974,543.20x = 5,485,584.90 × 2,342,853.64
  4. Step 4: Simplify right side
    3,974,543.20x = 12,851,922,550,494.04
  5. Step 5: Solve for x
    x = 12,851,922,550,494.04/3,974,543.20
  6. Step 6: Final answer
    x = 3,233,559.66

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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.