Home / 3,237,729.36-4,468,074-1,787,425.80

Finding the Fourth Proportional to 3,237,729.36, 4,468,074 and 1,787,425.80

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Solution

The fourth proportional to 3,237,729.36, 4,468,074 and 1,787,425.80 is: 2,466,651.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237,729.36 : 4,468,074 = 1,787,425.80 : x
  2. Step 2: Convert to fraction form
    3,237,729.36/4,468,074 = 1,787,425.80/x
  3. Step 3: Cross multiply
    3,237,729.36x = 4,468,074 × 1,787,425.80
  4. Step 4: Simplify right side
    3,237,729.36x = 7,986,350,743,909.20
  5. Step 5: Solve for x
    x = 7,986,350,743,909.20/3,237,729.36
  6. Step 6: Final answer
    x = 2,466,651.74

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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.