Home / 2,276,711.40-3,419,003.70-1,213,829.40

Finding the Fourth Proportional to 2,276,711.40, 3,419,003.70 and 1,213,829.40

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Solution

The fourth proportional to 2,276,711.40, 3,419,003.70 and 1,213,829.40 is: 1,822,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276,711.40 : 3,419,003.70 = 1,213,829.40 : x
  2. Step 2: Convert to fraction form
    2,276,711.40/3,419,003.70 = 1,213,829.40/x
  3. Step 3: Cross multiply
    2,276,711.40x = 3,419,003.70 × 1,213,829.40
  4. Step 4: Simplify right side
    2,276,711.40x = 4,150,087,209,768.78
  5. Step 5: Solve for x
    x = 4,150,087,209,768.78/2,276,711.40
  6. Step 6: Final answer
    x = 1,822,842.90

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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.