Home / 2,871,165.66-3,962,487.75-2,144,752.20

Finding the Fourth Proportional to 2,871,165.66, 3,962,487.75 and 2,144,752.20

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Solution

The fourth proportional to 2,871,165.66, 3,962,487.75 and 2,144,752.20 is: 2,959,966.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,165.66 : 3,962,487.75 = 2,144,752.20 : x
  2. Step 2: Convert to fraction form
    2,871,165.66/3,962,487.75 = 2,144,752.20/x
  3. Step 3: Cross multiply
    2,871,165.66x = 3,962,487.75 × 2,144,752.20
  4. Step 4: Simplify right side
    2,871,165.66x = 8,498,554,319,285.55
  5. Step 5: Solve for x
    x = 8,498,554,319,285.55/2,871,165.66
  6. Step 6: Final answer
    x = 2,959,966.55

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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.