Home / 1,673,654.36-2,310,755.26-1,285,778.92

Finding the Fourth Proportional to 1,673,654.36, 2,310,755.26 and 1,285,778.92

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Solution

The fourth proportional to 1,673,654.36, 2,310,755.26 and 1,285,778.92 is: 1,775,229.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,654.36 : 2,310,755.26 = 1,285,778.92 : x
  2. Step 2: Convert to fraction form
    1,673,654.36/2,310,755.26 = 1,285,778.92/x
  3. Step 3: Cross multiply
    1,673,654.36x = 2,310,755.26 × 1,285,778.92
  4. Step 4: Simplify right side
    1,673,654.36x = 2,971,120,402,587.12
  5. Step 5: Solve for x
    x = 2,971,120,402,587.12/1,673,654.36
  6. Step 6: Final answer
    x = 1,775,229.39

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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.