Home / 2,419,446.28-3,629,178.93-980,156.92

Finding the Fourth Proportional to 2,419,446.28, 3,629,178.93 and 980,156.92

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Solution

The fourth proportional to 2,419,446.28, 3,629,178.93 and 980,156.92 is: 1,470,239.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,446.28 : 3,629,178.93 = 980,156.92 : x
  2. Step 2: Convert to fraction form
    2,419,446.28/3,629,178.93 = 980,156.92/x
  3. Step 3: Cross multiply
    2,419,446.28x = 3,629,178.93 × 980,156.92
  4. Step 4: Simplify right side
    2,419,446.28x = 3,557,164,842,157.70
  5. Step 5: Solve for x
    x = 3,557,164,842,157.70/2,419,446.28
  6. Step 6: Final answer
    x = 1,470,239.23

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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.