Home / 1,941,981.52-2,680,080.44-1,126,178.12

Finding the Fourth Proportional to 1,941,981.52, 2,680,080.44 and 1,126,178.12

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Solution

The fourth proportional to 1,941,981.52, 2,680,080.44 and 1,126,178.12 is: 1,554,210.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,981.52 : 2,680,080.44 = 1,126,178.12 : x
  2. Step 2: Convert to fraction form
    1,941,981.52/2,680,080.44 = 1,126,178.12/x
  3. Step 3: Cross multiply
    1,941,981.52x = 2,680,080.44 × 1,126,178.12
  4. Step 4: Simplify right side
    1,941,981.52x = 3,018,247,951,367.97
  5. Step 5: Solve for x
    x = 3,018,247,951,367.97/1,941,981.52
  6. Step 6: Final answer
    x = 1,554,210.44

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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.