Home / 3,854,331.40-5,318,755.08-2,135,349.40

Finding the Fourth Proportional to 3,854,331.40, 5,318,755.08 and 2,135,349.40

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Solution

The fourth proportional to 3,854,331.40, 5,318,755.08 and 2,135,349.40 is: 2,946,659.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,331.40 : 5,318,755.08 = 2,135,349.40 : x
  2. Step 2: Convert to fraction form
    3,854,331.40/5,318,755.08 = 2,135,349.40/x
  3. Step 3: Cross multiply
    3,854,331.40x = 5,318,755.08 × 2,135,349.40
  4. Step 4: Simplify right side
    3,854,331.40x = 11,357,400,468,824.95
  5. Step 5: Solve for x
    x = 11,357,400,468,824.95/3,854,331.40
  6. Step 6: Final answer
    x = 2,946,659.04

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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.