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Finding the Fourth Proportional to 1,944,957.15, 2,684,016.68 and 1,073,798.91

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Solution

The fourth proportional to 1,944,957.15, 2,684,016.68 and 1,073,798.91 is: 1,481,829.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,957.15 : 2,684,016.68 = 1,073,798.91 : x
  2. Step 2: Convert to fraction form
    1,944,957.15/2,684,016.68 = 1,073,798.91/x
  3. Step 3: Cross multiply
    1,944,957.15x = 2,684,016.68 × 1,073,798.91
  4. Step 4: Simplify right side
    1,944,957.15x = 2,882,094,180,036.82
  5. Step 5: Solve for x
    x = 2,882,094,180,036.82/1,944,957.15
  6. Step 6: Final answer
    x = 1,481,829.14

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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.