Home / 2,917,887.45-4,376,067.16-867,995.68

Finding the Fourth Proportional to 2,917,887.45, 4,376,067.16 and 867,995.68

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Solution

The fourth proportional to 2,917,887.45, 4,376,067.16 and 867,995.68 is: 1,301,766.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,887.45 : 4,376,067.16 = 867,995.68 : x
  2. Step 2: Convert to fraction form
    2,917,887.45/4,376,067.16 = 867,995.68/x
  3. Step 3: Cross multiply
    2,917,887.45x = 4,376,067.16 × 867,995.68
  4. Step 4: Simplify right side
    2,917,887.45x = 3,798,407,390,269.87
  5. Step 5: Solve for x
    x = 3,798,407,390,269.87/2,917,887.45
  6. Step 6: Final answer
    x = 1,301,766.25

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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.