Home / 3,655,531.68-5,043,961.44-2,106,576.16

Finding the Fourth Proportional to 3,655,531.68, 5,043,961.44 and 2,106,576.16

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Solution

The fourth proportional to 3,655,531.68, 5,043,961.44 and 2,106,576.16 is: 2,906,687.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655,531.68 : 5,043,961.44 = 2,106,576.16 : x
  2. Step 2: Convert to fraction form
    3,655,531.68/5,043,961.44 = 2,106,576.16/x
  3. Step 3: Cross multiply
    3,655,531.68x = 5,043,961.44 × 2,106,576.16
  4. Step 4: Simplify right side
    3,655,531.68x = 10,625,488,921,463.27
  5. Step 5: Solve for x
    x = 10,625,488,921,463.27/3,655,531.68
  6. Step 6: Final answer
    x = 2,906,687.69

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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.