Home / 2,239,488.46-3,359,811.84-642,168.46

Finding the Fourth Proportional to 2,239,488.46, 3,359,811.84 and 642,168.46

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Solution

The fourth proportional to 2,239,488.46, 3,359,811.84 and 642,168.46 is: 963,418.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,488.46 : 3,359,811.84 = 642,168.46 : x
  2. Step 2: Convert to fraction form
    2,239,488.46/3,359,811.84 = 642,168.46/x
  3. Step 3: Cross multiply
    2,239,488.46x = 3,359,811.84 × 642,168.46
  4. Step 4: Simplify right side
    2,239,488.46x = 2,157,565,195,182.57
  5. Step 5: Solve for x
    x = 2,157,565,195,182.57/2,239,488.46
  6. Step 6: Final answer
    x = 963,418.76

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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.