Home / 2,525,447.28-3,787,188.21-819,177.96

Finding the Fourth Proportional to 2,525,447.28, 3,787,188.21 and 819,177.96

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Solution

The fourth proportional to 2,525,447.28, 3,787,188.21 and 819,177.96 is: 1,228,448.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525,447.28 : 3,787,188.21 = 819,177.96 : x
  2. Step 2: Convert to fraction form
    2,525,447.28/3,787,188.21 = 819,177.96/x
  3. Step 3: Cross multiply
    2,525,447.28x = 3,787,188.21 × 819,177.96
  4. Step 4: Simplify right side
    2,525,447.28x = 3,102,381,112,003.85
  5. Step 5: Solve for x
    x = 3,102,381,112,003.85/2,525,447.28
  6. Step 6: Final answer
    x = 1,228,448.18

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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.