Home / 1,151,380.80-1,723,960.80-902,548.80

Finding the Fourth Proportional to 1,151,380.80, 1,723,960.80 and 902,548.80

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Solution

The fourth proportional to 1,151,380.80, 1,723,960.80 and 902,548.80 is: 1,351,385.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,380.80 : 1,723,960.80 = 902,548.80 : x
  2. Step 2: Convert to fraction form
    1,151,380.80/1,723,960.80 = 902,548.80/x
  3. Step 3: Cross multiply
    1,151,380.80x = 1,723,960.80 × 902,548.80
  4. Step 4: Simplify right side
    1,151,380.80x = 1,555,958,751,287.04
  5. Step 5: Solve for x
    x = 1,555,958,751,287.04/1,151,380.80
  6. Step 6: Final answer
    x = 1,351,385.01

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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.