Home / 1,236,979.14-1,853,883.13-1,076,387.73

Finding the Fourth Proportional to 1,236,979.14, 1,853,883.13 and 1,076,387.73

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Solution

The fourth proportional to 1,236,979.14, 1,853,883.13 and 1,076,387.73 is: 1,613,201.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,979.14 : 1,853,883.13 = 1,076,387.73 : x
  2. Step 2: Convert to fraction form
    1,236,979.14/1,853,883.13 = 1,076,387.73/x
  3. Step 3: Cross multiply
    1,236,979.14x = 1,853,883.13 × 1,076,387.73
  4. Step 4: Simplify right side
    1,236,979.14x = 1,995,497,053,985.99
  5. Step 5: Solve for x
    x = 1,995,497,053,985.99/1,236,979.14
  6. Step 6: Final answer
    x = 1,613,201.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.