Home / 2,876,241.79-3,969,209.27-1,587,081.83

Finding the Fourth Proportional to 2,876,241.79, 3,969,209.27 and 1,587,081.83

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Solution

The fourth proportional to 2,876,241.79, 3,969,209.27 and 1,587,081.83 is: 2,190,170.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,241.79 : 3,969,209.27 = 1,587,081.83 : x
  2. Step 2: Convert to fraction form
    2,876,241.79/3,969,209.27 = 1,587,081.83/x
  3. Step 3: Cross multiply
    2,876,241.79x = 3,969,209.27 × 1,587,081.83
  4. Step 4: Simplify right side
    2,876,241.79x = 6,299,459,903,949.16
  5. Step 5: Solve for x
    x = 6,299,459,903,949.16/2,876,241.79
  6. Step 6: Final answer
    x = 2,190,170.50

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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.