Home / 2,157,672.40-3,237,286.20-896,405.20

Finding the Fourth Proportional to 2,157,672.40, 3,237,286.20 and 896,405.20

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Solution

The fourth proportional to 2,157,672.40, 3,237,286.20 and 896,405.20 is: 1,344,930.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,672.40 : 3,237,286.20 = 896,405.20 : x
  2. Step 2: Convert to fraction form
    2,157,672.40/3,237,286.20 = 896,405.20/x
  3. Step 3: Cross multiply
    2,157,672.40x = 3,237,286.20 × 896,405.20
  4. Step 4: Simplify right side
    2,157,672.40x = 2,901,920,183,568.24
  5. Step 5: Solve for x
    x = 2,901,920,183,568.24/2,157,672.40
  6. Step 6: Final answer
    x = 1,344,930.85

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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.