Home / 1,413,204.40-2,116,696.20-851,258.80

Finding the Fourth Proportional to 1,413,204.40, 2,116,696.20 and 851,258.80

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Solution

The fourth proportional to 1,413,204.40, 2,116,696.20 and 851,258.80 is: 1,275,014.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,204.40 : 2,116,696.20 = 851,258.80 : x
  2. Step 2: Convert to fraction form
    1,413,204.40/2,116,696.20 = 851,258.80/x
  3. Step 3: Cross multiply
    1,413,204.40x = 2,116,696.20 × 851,258.80
  4. Step 4: Simplify right side
    1,413,204.40x = 1,801,856,267,176.56
  5. Step 5: Solve for x
    x = 1,801,856,267,176.56/1,413,204.40
  6. Step 6: Final answer
    x = 1,275,014.62

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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.