Home / 1,339,375.60-2,007,313.80-540,002.80

Finding the Fourth Proportional to 1,339,375.60, 2,007,313.80 and 540,002.80

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Solution

The fourth proportional to 1,339,375.60, 2,007,313.80 and 540,002.80 is: 809,298.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,375.60 : 2,007,313.80 = 540,002.80 : x
  2. Step 2: Convert to fraction form
    1,339,375.60/2,007,313.80 = 540,002.80/x
  3. Step 3: Cross multiply
    1,339,375.60x = 2,007,313.80 × 540,002.80
  4. Step 4: Simplify right side
    1,339,375.60x = 1,083,955,072,478.64
  5. Step 5: Solve for x
    x = 1,083,955,072,478.64/1,339,375.60
  6. Step 6: Final answer
    x = 809,298.80

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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.