Home / 3,619,870.20-5,425,139.70-2,774,230.20

Finding the Fourth Proportional to 3,619,870.20, 5,425,139.70 and 2,774,230.20

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Solution

The fourth proportional to 3,619,870.20, 5,425,139.70 and 2,774,230.20 is: 4,157,769.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,870.20 : 5,425,139.70 = 2,774,230.20 : x
  2. Step 2: Convert to fraction form
    3,619,870.20/5,425,139.70 = 2,774,230.20/x
  3. Step 3: Cross multiply
    3,619,870.20x = 5,425,139.70 × 2,774,230.20
  4. Step 4: Simplify right side
    3,619,870.20x = 15,050,586,394,958.94
  5. Step 5: Solve for x
    x = 15,050,586,394,958.94/3,619,870.20
  6. Step 6: Final answer
    x = 4,157,769.63

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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.