Home / 1,661,335.38-2,292,643.73-897,388.94

Finding the Fourth Proportional to 1,661,335.38, 2,292,643.73 and 897,388.94

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Solution

The fourth proportional to 1,661,335.38, 2,292,643.73 and 897,388.94 is: 1,238,397.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,335.38 : 2,292,643.73 = 897,388.94 : x
  2. Step 2: Convert to fraction form
    1,661,335.38/2,292,643.73 = 897,388.94/x
  3. Step 3: Cross multiply
    1,661,335.38x = 2,292,643.73 × 897,388.94
  4. Step 4: Simplify right side
    1,661,335.38x = 2,057,393,126,662.35
  5. Step 5: Solve for x
    x = 2,057,393,126,662.35/1,661,335.38
  6. Step 6: Final answer
    x = 1,238,397.23

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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.