Home / 1,445,691.36-1,995,065.81-801,122.33

Finding the Fourth Proportional to 1,445,691.36, 1,995,065.81 and 801,122.33

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Solution

The fourth proportional to 1,445,691.36, 1,995,065.81 and 801,122.33 is: 1,105,555.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,691.36 : 1,995,065.81 = 801,122.33 : x
  2. Step 2: Convert to fraction form
    1,445,691.36/1,995,065.81 = 801,122.33/x
  3. Step 3: Cross multiply
    1,445,691.36x = 1,995,065.81 × 801,122.33
  4. Step 4: Simplify right side
    1,445,691.36x = 1,598,291,756,229.60
  5. Step 5: Solve for x
    x = 1,598,291,756,229.60/1,445,691.36
  6. Step 6: Final answer
    x = 1,105,555.31

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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.