Home / 1,705,951.65-2,354,617.11-981,218.13

Finding the Fourth Proportional to 1,705,951.65, 2,354,617.11 and 981,218.13

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Solution

The fourth proportional to 1,705,951.65, 2,354,617.11 and 981,218.13 is: 1,354,313.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,951.65 : 2,354,617.11 = 981,218.13 : x
  2. Step 2: Convert to fraction form
    1,705,951.65/2,354,617.11 = 981,218.13/x
  3. Step 3: Cross multiply
    1,705,951.65x = 2,354,617.11 × 981,218.13
  4. Step 4: Simplify right side
    1,705,951.65x = 2,310,392,997,540.20
  5. Step 5: Solve for x
    x = 2,310,392,997,540.20/1,705,951.65
  6. Step 6: Final answer
    x = 1,354,313.29

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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.