Home / 1,204,965.72-1,662,416.34-791,725.10

Finding the Fourth Proportional to 1,204,965.72, 1,662,416.34 and 791,725.10

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Solution

The fourth proportional to 1,204,965.72, 1,662,416.34 and 791,725.10 is: 1,092,293.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,965.72 : 1,662,416.34 = 791,725.10 : x
  2. Step 2: Convert to fraction form
    1,204,965.72/1,662,416.34 = 791,725.10/x
  3. Step 3: Cross multiply
    1,204,965.72x = 1,662,416.34 × 791,725.10
  4. Step 4: Simplify right side
    1,204,965.72x = 1,316,176,743,028.13
  5. Step 5: Solve for x
    x = 1,316,176,743,028.13/1,204,965.72
  6. Step 6: Final answer
    x = 1,092,293.93

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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.