Home / 2,488,579.20-3,727,339.20-2,156,803.20

Finding the Fourth Proportional to 2,488,579.20, 3,727,339.20 and 2,156,803.20

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Solution

The fourth proportional to 2,488,579.20, 3,727,339.20 and 2,156,803.20 is: 3,230,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,579.20 : 3,727,339.20 = 2,156,803.20 : x
  2. Step 2: Convert to fraction form
    2,488,579.20/3,727,339.20 = 2,156,803.20/x
  3. Step 3: Cross multiply
    2,488,579.20x = 3,727,339.20 × 2,156,803.20
  4. Step 4: Simplify right side
    2,488,579.20x = 8,039,137,114,045.44
  5. Step 5: Solve for x
    x = 8,039,137,114,045.44/2,488,579.20
  6. Step 6: Final answer
    x = 3,230,412.40

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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.