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Finding the Fourth Proportional to 2,060,755.97, 2,844,018.55 and 1,143,280.77

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Solution

The fourth proportional to 2,060,755.97, 2,844,018.55 and 1,143,280.77 is: 1,577,824.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060,755.97 : 2,844,018.55 = 1,143,280.77 : x
  2. Step 2: Convert to fraction form
    2,060,755.97/2,844,018.55 = 1,143,280.77/x
  3. Step 3: Cross multiply
    2,060,755.97x = 2,844,018.55 × 1,143,280.77
  4. Step 4: Simplify right side
    2,060,755.97x = 3,251,511,717,738.28
  5. Step 5: Solve for x
    x = 3,251,511,717,738.28/2,060,755.97
  6. Step 6: Final answer
    x = 1,577,824.72

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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.