Home / 1,229,470.40-1,844,205.60-851,556.80

Finding the Fourth Proportional to 1,229,470.40, 1,844,205.60 and 851,556.80

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Solution

The fourth proportional to 1,229,470.40, 1,844,205.60 and 851,556.80 is: 1,277,335.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,470.40 : 1,844,205.60 = 851,556.80 : x
  2. Step 2: Convert to fraction form
    1,229,470.40/1,844,205.60 = 851,556.80/x
  3. Step 3: Cross multiply
    1,229,470.40x = 1,844,205.60 × 851,556.80
  4. Step 4: Simplify right side
    1,229,470.40x = 1,570,445,819,278.08
  5. Step 5: Solve for x
    x = 1,570,445,819,278.08/1,229,470.40
  6. Step 6: Final answer
    x = 1,277,335.20

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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.