Home / 1,367,793.60-2,055,189.60-1,213,828.80

Finding the Fourth Proportional to 1,367,793.60, 2,055,189.60 and 1,213,828.80

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Solution

The fourth proportional to 1,367,793.60, 2,055,189.60 and 1,213,828.80 is: 1,823,848.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,793.60 : 2,055,189.60 = 1,213,828.80 : x
  2. Step 2: Convert to fraction form
    1,367,793.60/2,055,189.60 = 1,213,828.80/x
  3. Step 3: Cross multiply
    1,367,793.60x = 2,055,189.60 × 1,213,828.80
  4. Step 4: Simplify right side
    1,367,793.60x = 2,494,648,325,940.48
  5. Step 5: Solve for x
    x = 2,494,648,325,940.48/1,367,793.60
  6. Step 6: Final answer
    x = 1,823,848.51

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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.