Home / 2,242,887.12-3,095,144.74-1,275,996.81

Finding the Fourth Proportional to 2,242,887.12, 3,095,144.74 and 1,275,996.81

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Solution

The fourth proportional to 2,242,887.12, 3,095,144.74 and 1,275,996.81 is: 1,760,853.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242,887.12 : 3,095,144.74 = 1,275,996.81 : x
  2. Step 2: Convert to fraction form
    2,242,887.12/3,095,144.74 = 1,275,996.81/x
  3. Step 3: Cross multiply
    2,242,887.12x = 3,095,144.74 × 1,275,996.81
  4. Step 4: Simplify right side
    2,242,887.12x = 3,949,394,796,062.56
  5. Step 5: Solve for x
    x = 3,949,394,796,062.56/2,242,887.12
  6. Step 6: Final answer
    x = 1,760,853.12

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Similar ratio
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1.5x scale

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.