Home / 3,231,474.78-4,459,464.90-1,781,225.85

Finding the Fourth Proportional to 3,231,474.78, 4,459,464.90 and 1,781,225.85

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Solution

The fourth proportional to 3,231,474.78, 4,459,464.90 and 1,781,225.85 is: 2,458,108.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231,474.78 : 4,459,464.90 = 1,781,225.85 : x
  2. Step 2: Convert to fraction form
    3,231,474.78/4,459,464.90 = 1,781,225.85/x
  3. Step 3: Cross multiply
    3,231,474.78x = 4,459,464.90 × 1,781,225.85
  4. Step 4: Simplify right side
    3,231,474.78x = 7,943,314,157,047.67
  5. Step 5: Solve for x
    x = 7,943,314,157,047.67/3,231,474.78
  6. Step 6: Final answer
    x = 2,458,108.05

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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.