Home / 3,951,157-5,452,598.28-2,140,321

Finding the Fourth Proportional to 3,951,157, 5,452,598.28 and 2,140,321

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Solution

The fourth proportional to 3,951,157, 5,452,598.28 and 2,140,321 is: 2,953,643.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951,157 : 5,452,598.28 = 2,140,321 : x
  2. Step 2: Convert to fraction form
    3,951,157/5,452,598.28 = 2,140,321/x
  3. Step 3: Cross multiply
    3,951,157x = 5,452,598.28 × 2,140,321
  4. Step 4: Simplify right side
    3,951,157x = 11,670,310,603,247.88
  5. Step 5: Solve for x
    x = 11,670,310,603,247.88/3,951,157
  6. Step 6: Final answer
    x = 2,953,643.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.