Home / 1,092,029.66-1,638,127.41-372,147.62

Finding the Fourth Proportional to 1,092,029.66, 1,638,127.41 and 372,147.62

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Solution

The fourth proportional to 1,092,029.66, 1,638,127.41 and 372,147.62 is: 558,249.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,029.66 : 1,638,127.41 = 372,147.62 : x
  2. Step 2: Convert to fraction form
    1,092,029.66/1,638,127.41 = 372,147.62/x
  3. Step 3: Cross multiply
    1,092,029.66x = 1,638,127.41 × 372,147.62
  4. Step 4: Simplify right side
    1,092,029.66x = 609,625,216,888.26
  5. Step 5: Solve for x
    x = 609,625,216,888.26/1,092,029.66
  6. Step 6: Final answer
    x = 558,249.69

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Double scale
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Similar ratio
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1.5x scale

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.