Home / 3,806,679.22-5,253,364.65-2,087,872.18

Finding the Fourth Proportional to 3,806,679.22, 5,253,364.65 and 2,087,872.18

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Solution

The fourth proportional to 3,806,679.22, 5,253,364.65 and 2,087,872.18 is: 2,881,344.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806,679.22 : 5,253,364.65 = 2,087,872.18 : x
  2. Step 2: Convert to fraction form
    3,806,679.22/5,253,364.65 = 2,087,872.18/x
  3. Step 3: Cross multiply
    3,806,679.22x = 5,253,364.65 × 2,087,872.18
  4. Step 4: Simplify right side
    3,806,679.22x = 10,968,353,904,130.44
  5. Step 5: Solve for x
    x = 10,968,353,904,130.44/3,806,679.22
  6. Step 6: Final answer
    x = 2,881,344.41

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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.