Home / 2,930,479.20-4,392,511.20-1,036,245.60

Finding the Fourth Proportional to 2,930,479.20, 4,392,511.20 and 1,036,245.60

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Solution

The fourth proportional to 2,930,479.20, 4,392,511.20 and 1,036,245.60 is: 1,553,234.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,479.20 : 4,392,511.20 = 1,036,245.60 : x
  2. Step 2: Convert to fraction form
    2,930,479.20/4,392,511.20 = 1,036,245.60/x
  3. Step 3: Cross multiply
    2,930,479.20x = 4,392,511.20 × 1,036,245.60
  4. Step 4: Simplify right side
    2,930,479.20x = 4,551,720,403,950.72
  5. Step 5: Solve for x
    x = 4,551,720,403,950.72/2,930,479.20
  6. Step 6: Final answer
    x = 1,553,234.16

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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.