Home / 1,078,540.33-1,488,416.81-595,136.61

Finding the Fourth Proportional to 1,078,540.33, 1,488,416.81 and 595,136.61

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Solution

The fourth proportional to 1,078,540.33, 1,488,416.81 and 595,136.61 is: 821,305.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,540.33 : 1,488,416.81 = 595,136.61 : x
  2. Step 2: Convert to fraction form
    1,078,540.33/1,488,416.81 = 595,136.61/x
  3. Step 3: Cross multiply
    1,078,540.33x = 1,488,416.81 × 595,136.61
  4. Step 4: Simplify right side
    1,078,540.33x = 885,811,334,570.41
  5. Step 5: Solve for x
    x = 885,811,334,570.41/1,078,540.33
  6. Step 6: Final answer
    x = 821,305.71

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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.