Home / 1,445,976.40-1,995,396.24-801,456.52

Finding the Fourth Proportional to 1,445,976.40, 1,995,396.24 and 801,456.52

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Solution

The fourth proportional to 1,445,976.40, 1,995,396.24 and 801,456.52 is: 1,105,981.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,976.40 : 1,995,396.24 = 801,456.52 : x
  2. Step 2: Convert to fraction form
    1,445,976.40/1,995,396.24 = 801,456.52/x
  3. Step 3: Cross multiply
    1,445,976.40x = 1,995,396.24 × 801,456.52
  4. Step 4: Simplify right side
    1,445,976.40x = 1,599,223,326,531.49
  5. Step 5: Solve for x
    x = 1,599,223,326,531.49/1,445,976.40
  6. Step 6: Final answer
    x = 1,105,981.62

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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.