Home / 1,673,843.32-2,512,237.56-916,383.16

Finding the Fourth Proportional to 1,673,843.32, 2,512,237.56 and 916,383.16

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Solution

The fourth proportional to 1,673,843.32, 2,512,237.56 and 916,383.16 is: 1,375,380.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,843.32 : 2,512,237.56 = 916,383.16 : x
  2. Step 2: Convert to fraction form
    1,673,843.32/2,512,237.56 = 916,383.16/x
  3. Step 3: Cross multiply
    1,673,843.32x = 2,512,237.56 × 916,383.16
  4. Step 4: Simplify right side
    1,673,843.32x = 2,302,172,193,903.49
  5. Step 5: Solve for x
    x = 2,302,172,193,903.49/1,673,843.32
  6. Step 6: Final answer
    x = 1,375,380.94

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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.