Home / 2,157,932.24-3,237,248.76-810,200.72

Finding the Fourth Proportional to 2,157,932.24, 3,237,248.76 and 810,200.72

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Solution

The fourth proportional to 2,157,932.24, 3,237,248.76 and 810,200.72 is: 1,215,432.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,932.24 : 3,237,248.76 = 810,200.72 : x
  2. Step 2: Convert to fraction form
    2,157,932.24/3,237,248.76 = 810,200.72/x
  3. Step 3: Cross multiply
    2,157,932.24x = 3,237,248.76 × 810,200.72
  4. Step 4: Simplify right side
    2,157,932.24x = 2,622,821,276,171.11
  5. Step 5: Solve for x
    x = 2,622,821,276,171.11/2,157,932.24
  6. Step 6: Final answer
    x = 1,215,432.64

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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.