Home / 1,160,110.80-1,738,783.80-486,190.80

Finding the Fourth Proportional to 1,160,110.80, 1,738,783.80 and 486,190.80

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Solution

The fourth proportional to 1,160,110.80, 1,738,783.80 and 486,190.80 is: 728,706.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,110.80 : 1,738,783.80 = 486,190.80 : x
  2. Step 2: Convert to fraction form
    1,160,110.80/1,738,783.80 = 486,190.80/x
  3. Step 3: Cross multiply
    1,160,110.80x = 1,738,783.80 × 486,190.80
  4. Step 4: Simplify right side
    1,160,110.80x = 845,380,686,749.04
  5. Step 5: Solve for x
    x = 845,380,686,749.04/1,160,110.80
  6. Step 6: Final answer
    x = 728,706.85

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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.