Home / 2,664,353.70-3,996,530.55-669,809.70

Finding the Fourth Proportional to 2,664,353.70, 3,996,530.55 and 669,809.70

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Solution

The fourth proportional to 2,664,353.70, 3,996,530.55 and 669,809.70 is: 1,004,714.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,353.70 : 3,996,530.55 = 669,809.70 : x
  2. Step 2: Convert to fraction form
    2,664,353.70/3,996,530.55 = 669,809.70/x
  3. Step 3: Cross multiply
    2,664,353.70x = 3,996,530.55 × 669,809.70
  4. Step 4: Simplify right side
    2,664,353.70x = 2,676,914,928,736.33
  5. Step 5: Solve for x
    x = 2,676,914,928,736.33/2,664,353.70
  6. Step 6: Final answer
    x = 1,004,714.55

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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.