Home / 2,871,080.61-3,962,180.91-1,647,609.90

Finding the Fourth Proportional to 2,871,080.61, 3,962,180.91 and 1,647,609.90

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Solution

The fourth proportional to 2,871,080.61, 3,962,180.91 and 1,647,609.90 is: 2,273,753.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,080.61 : 3,962,180.91 = 1,647,609.90 : x
  2. Step 2: Convert to fraction form
    2,871,080.61/3,962,180.91 = 1,647,609.90/x
  3. Step 3: Cross multiply
    2,871,080.61x = 3,962,180.91 × 1,647,609.90
  4. Step 4: Simplify right side
    2,871,080.61x = 6,528,128,492,907.01
  5. Step 5: Solve for x
    x = 6,528,128,492,907.01/2,871,080.61
  6. Step 6: Final answer
    x = 2,273,753.12

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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.