Home / 2,760,512.80-3,809,598.47-1,520,255.38

Finding the Fourth Proportional to 2,760,512.80, 3,809,598.47 and 1,520,255.38

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Solution

The fourth proportional to 2,760,512.80, 3,809,598.47 and 1,520,255.38 is: 2,098,002.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,512.80 : 3,809,598.47 = 1,520,255.38 : x
  2. Step 2: Convert to fraction form
    2,760,512.80/3,809,598.47 = 1,520,255.38/x
  3. Step 3: Cross multiply
    2,760,512.80x = 3,809,598.47 × 1,520,255.38
  4. Step 4: Simplify right side
    2,760,512.80x = 5,791,562,569,657.27
  5. Step 5: Solve for x
    x = 5,791,562,569,657.27/2,760,512.80
  6. Step 6: Final answer
    x = 2,098,002.43

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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.