Home / 3,846,962.16-5,308,650.90-2,215,431

Finding the Fourth Proportional to 3,846,962.16, 5,308,650.90 and 2,215,431

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Solution

The fourth proportional to 3,846,962.16, 5,308,650.90 and 2,215,431 is: 3,057,204.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846,962.16 : 5,308,650.90 = 2,215,431 : x
  2. Step 2: Convert to fraction form
    3,846,962.16/5,308,650.90 = 2,215,431/x
  3. Step 3: Cross multiply
    3,846,962.16x = 5,308,650.90 × 2,215,431
  4. Step 4: Simplify right side
    3,846,962.16x = 11,760,949,772,037.90
  5. Step 5: Solve for x
    x = 11,760,949,772,037.90/3,846,962.16
  6. Step 6: Final answer
    x = 3,057,204.43

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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.