Home / 1,120,694.38-1,546,550.92-637,259.56

Finding the Fourth Proportional to 1,120,694.38, 1,546,550.92 and 637,259.56

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Solution

The fourth proportional to 1,120,694.38, 1,546,550.92 and 637,259.56 is: 879,414.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,694.38 : 1,546,550.92 = 637,259.56 : x
  2. Step 2: Convert to fraction form
    1,120,694.38/1,546,550.92 = 637,259.56/x
  3. Step 3: Cross multiply
    1,120,694.38x = 1,546,550.92 × 637,259.56
  4. Step 4: Simplify right side
    1,120,694.38x = 985,554,357,203.65
  5. Step 5: Solve for x
    x = 985,554,357,203.65/1,120,694.38
  6. Step 6: Final answer
    x = 879,414.03

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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.