Home / 1,186,876.44-1,778,174.13-730,673.71

Finding the Fourth Proportional to 1,186,876.44, 1,778,174.13 and 730,673.71

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Solution

The fourth proportional to 1,186,876.44, 1,778,174.13 and 730,673.71 is: 1,094,692.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,876.44 : 1,778,174.13 = 730,673.71 : x
  2. Step 2: Convert to fraction form
    1,186,876.44/1,778,174.13 = 730,673.71/x
  3. Step 3: Cross multiply
    1,186,876.44x = 1,778,174.13 × 730,673.71
  4. Step 4: Simplify right side
    1,186,876.44x = 1,299,265,088,593.12
  5. Step 5: Solve for x
    x = 1,299,265,088,593.12/1,186,876.44
  6. Step 6: Final answer
    x = 1,094,692.80

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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.