Home / 1,339,373.60-2,007,310.80-540,000.80

Finding the Fourth Proportional to 1,339,373.60, 2,007,310.80 and 540,000.80

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Solution

The fourth proportional to 1,339,373.60, 2,007,310.80 and 540,000.80 is: 809,295.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,373.60 : 2,007,310.80 = 540,000.80 : x
  2. Step 2: Convert to fraction form
    1,339,373.60/2,007,310.80 = 540,000.80/x
  3. Step 3: Cross multiply
    1,339,373.60x = 2,007,310.80 × 540,000.80
  4. Step 4: Simplify right side
    1,339,373.60x = 1,083,949,437,848.64
  5. Step 5: Solve for x
    x = 1,083,949,437,848.64/1,339,373.60
  6. Step 6: Final answer
    x = 809,295.81

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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.