Home / 1,092,542.61-1,508,660.81-685,344.41

Finding the Fourth Proportional to 1,092,542.61, 1,508,660.81 and 685,344.41

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Solution

The fourth proportional to 1,092,542.61, 1,508,660.81 and 685,344.41 is: 946,372.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,542.61 : 1,508,660.81 = 685,344.41 : x
  2. Step 2: Convert to fraction form
    1,092,542.61/1,508,660.81 = 685,344.41/x
  3. Step 3: Cross multiply
    1,092,542.61x = 1,508,660.81 × 685,344.41
  4. Step 4: Simplify right side
    1,092,542.61x = 1,033,952,241,749.55
  5. Step 5: Solve for x
    x = 1,033,952,241,749.55/1,092,542.61
  6. Step 6: Final answer
    x = 946,372.46

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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.