Home / 1,339,228.40-2,007,287.40-540,114.80

Finding the Fourth Proportional to 1,339,228.40, 2,007,287.40 and 540,114.80

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Solution

The fourth proportional to 1,339,228.40, 2,007,287.40 and 540,114.80 is: 809,544.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,228.40 : 2,007,287.40 = 540,114.80 : x
  2. Step 2: Convert to fraction form
    1,339,228.40/2,007,287.40 = 540,114.80/x
  3. Step 3: Cross multiply
    1,339,228.40x = 2,007,287.40 × 540,114.80
  4. Step 4: Simplify right side
    1,339,228.40x = 1,084,165,632,593.52
  5. Step 5: Solve for x
    x = 1,084,165,632,593.52/1,339,228.40
  6. Step 6: Final answer
    x = 809,544.98

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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.