Home / 3,115,010.70-4,669,891.65-1,619,102.70

Finding the Fourth Proportional to 3,115,010.70, 4,669,891.65 and 1,619,102.70

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Solution

The fourth proportional to 3,115,010.70, 4,669,891.65 and 1,619,102.70 is: 2,427,289.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,010.70 : 4,669,891.65 = 1,619,102.70 : x
  2. Step 2: Convert to fraction form
    3,115,010.70/4,669,891.65 = 1,619,102.70/x
  3. Step 3: Cross multiply
    3,115,010.70x = 4,669,891.65 × 1,619,102.70
  4. Step 4: Simplify right side
    3,115,010.70x = 7,561,034,179,222.46
  5. Step 5: Solve for x
    x = 7,561,034,179,222.46/3,115,010.70
  6. Step 6: Final answer
    x = 2,427,289.95

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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.