Home / 3,309,800.70-4,962,076.65-1,813,892.70

Finding the Fourth Proportional to 3,309,800.70, 4,962,076.65 and 1,813,892.70

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Solution

The fourth proportional to 3,309,800.70, 4,962,076.65 and 1,813,892.70 is: 2,719,400.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,800.70 : 4,962,076.65 = 1,813,892.70 : x
  2. Step 2: Convert to fraction form
    3,309,800.70/4,962,076.65 = 1,813,892.70/x
  3. Step 3: Cross multiply
    3,309,800.70x = 4,962,076.65 × 1,813,892.70
  4. Step 4: Simplify right side
    3,309,800.70x = 9,000,674,612,275.46
  5. Step 5: Solve for x
    x = 9,000,674,612,275.46/3,309,800.70
  6. Step 6: Final answer
    x = 2,719,400.78

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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.