Home / 2,154,765.16-3,233,099.82-1,129,850.68

Finding the Fourth Proportional to 2,154,765.16, 3,233,099.82 and 1,129,850.68

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Solution

The fourth proportional to 2,154,765.16, 3,233,099.82 and 1,129,850.68 is: 1,695,275.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,765.16 : 3,233,099.82 = 1,129,850.68 : x
  2. Step 2: Convert to fraction form
    2,154,765.16/3,233,099.82 = 1,129,850.68/x
  3. Step 3: Cross multiply
    2,154,765.16x = 3,233,099.82 × 1,129,850.68
  4. Step 4: Simplify right side
    2,154,765.16x = 3,652,920,030,134.88
  5. Step 5: Solve for x
    x = 3,652,920,030,134.88/2,154,765.16
  6. Step 6: Final answer
    x = 1,695,275.24

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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.