Home / 2,849,589.20-4,277,148.60-1,431,246.80

Finding the Fourth Proportional to 2,849,589.20, 4,277,148.60 and 1,431,246.80

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Solution

The fourth proportional to 2,849,589.20, 4,277,148.60 and 1,431,246.80 is: 2,148,258.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849,589.20 : 4,277,148.60 = 1,431,246.80 : x
  2. Step 2: Convert to fraction form
    2,849,589.20/4,277,148.60 = 1,431,246.80/x
  3. Step 3: Cross multiply
    2,849,589.20x = 4,277,148.60 × 1,431,246.80
  4. Step 4: Simplify right side
    2,849,589.20x = 6,121,655,246,874.48
  5. Step 5: Solve for x
    x = 6,121,655,246,874.48/2,849,589.20
  6. Step 6: Final answer
    x = 2,148,258.86

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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.