Home / 1,204,493.24-1,662,261.57-660,679.63

Finding the Fourth Proportional to 1,204,493.24, 1,662,261.57 and 660,679.63

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Solution

The fourth proportional to 1,204,493.24, 1,662,261.57 and 660,679.63 is: 911,771.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,493.24 : 1,662,261.57 = 660,679.63 : x
  2. Step 2: Convert to fraction form
    1,204,493.24/1,662,261.57 = 660,679.63/x
  3. Step 3: Cross multiply
    1,204,493.24x = 1,662,261.57 × 660,679.63
  4. Step 4: Simplify right side
    1,204,493.24x = 1,098,222,354,875.17
  5. Step 5: Solve for x
    x = 1,098,222,354,875.17/1,204,493.24
  6. Step 6: Final answer
    x = 911,771.29

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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.