Home / 2,185,247.46-3,015,862.02-1,267,757.22

Finding the Fourth Proportional to 2,185,247.46, 3,015,862.02 and 1,267,757.22

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Solution

The fourth proportional to 2,185,247.46, 3,015,862.02 and 1,267,757.22 is: 1,749,632.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,247.46 : 3,015,862.02 = 1,267,757.22 : x
  2. Step 2: Convert to fraction form
    2,185,247.46/3,015,862.02 = 1,267,757.22/x
  3. Step 3: Cross multiply
    2,185,247.46x = 3,015,862.02 × 1,267,757.22
  4. Step 4: Simplify right side
    2,185,247.46x = 3,823,380,850,378.78
  5. Step 5: Solve for x
    x = 3,823,380,850,378.78/2,185,247.46
  6. Step 6: Final answer
    x = 1,749,632.90

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1.5x scale

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.