Home / 2,716,442.20-4,074,663.30-822,937.60

Finding the Fourth Proportional to 2,716,442.20, 4,074,663.30 and 822,937.60

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Solution

The fourth proportional to 2,716,442.20, 4,074,663.30 and 822,937.60 is: 1,234,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,442.20 : 4,074,663.30 = 822,937.60 : x
  2. Step 2: Convert to fraction form
    2,716,442.20/4,074,663.30 = 822,937.60/x
  3. Step 3: Cross multiply
    2,716,442.20x = 4,074,663.30 × 822,937.60
  4. Step 4: Simplify right side
    2,716,442.20x = 3,353,193,636,910.08
  5. Step 5: Solve for x
    x = 3,353,193,636,910.08/2,716,442.20
  6. Step 6: Final answer
    x = 1,234,406.40

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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.