Home / 3,084,711.80-4,628,013.57-1,380,289.95

Finding the Fourth Proportional to 3,084,711.80, 4,628,013.57 and 1,380,289.95

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Solution

The fourth proportional to 3,084,711.80, 4,628,013.57 and 1,380,289.95 is: 2,070,858.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084,711.80 : 4,628,013.57 = 1,380,289.95 : x
  2. Step 2: Convert to fraction form
    3,084,711.80/4,628,013.57 = 1,380,289.95/x
  3. Step 3: Cross multiply
    3,084,711.80x = 4,628,013.57 × 1,380,289.95
  4. Step 4: Simplify right side
    3,084,711.80x = 6,388,000,619,134.62
  5. Step 5: Solve for x
    x = 6,388,000,619,134.62/3,084,711.80
  6. Step 6: Final answer
    x = 2,070,858.17

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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.