Home / 2,664,349.20-3,996,523.80-669,805.20

Finding the Fourth Proportional to 2,664,349.20, 3,996,523.80 and 669,805.20

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Solution

The fourth proportional to 2,664,349.20, 3,996,523.80 and 669,805.20 is: 1,004,707.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,349.20 : 3,996,523.80 = 669,805.20 : x
  2. Step 2: Convert to fraction form
    2,664,349.20/3,996,523.80 = 669,805.20/x
  3. Step 3: Cross multiply
    2,664,349.20x = 3,996,523.80 × 669,805.20
  4. Step 4: Simplify right side
    2,664,349.20x = 2,676,892,423,163.76
  5. Step 5: Solve for x
    x = 2,676,892,423,163.76/2,664,349.20
  6. Step 6: Final answer
    x = 1,004,707.80

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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.