Home / 1,445,917.24-1,995,365.82-801,434.44

Finding the Fourth Proportional to 1,445,917.24, 1,995,365.82 and 801,434.44

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Solution

The fourth proportional to 1,445,917.24, 1,995,365.82 and 801,434.44 is: 1,105,979.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,917.24 : 1,995,365.82 = 801,434.44 : x
  2. Step 2: Convert to fraction form
    1,445,917.24/1,995,365.82 = 801,434.44/x
  3. Step 3: Cross multiply
    1,445,917.24x = 1,995,365.82 × 801,434.44
  4. Step 4: Simplify right side
    1,445,917.24x = 1,599,154,888,546.84
  5. Step 5: Solve for x
    x = 1,599,154,888,546.84/1,445,917.24
  6. Step 6: Final answer
    x = 1,105,979.54

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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.