Home / 793,934.80-1,190,902.20-780,110.80

Finding the Fourth Proportional to 793,934.80, 1,190,902.20 and 780,110.80

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Solution

The fourth proportional to 793,934.80, 1,190,902.20 and 780,110.80 is: 1,170,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,934.80 : 1,190,902.20 = 780,110.80 : x
  2. Step 2: Convert to fraction form
    793,934.80/1,190,902.20 = 780,110.80/x
  3. Step 3: Cross multiply
    793,934.80x = 1,190,902.20 × 780,110.80
  4. Step 4: Simplify right side
    793,934.80x = 929,035,667,963.76
  5. Step 5: Solve for x
    x = 929,035,667,963.76/793,934.80
  6. Step 6: Final answer
    x = 1,170,166.20

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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.