Home / 2,119,274.20-3,174,245.70-1,839,338.20

Finding the Fourth Proportional to 2,119,274.20, 3,174,245.70 and 1,839,338.20

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Solution

The fourth proportional to 2,119,274.20, 3,174,245.70 and 1,839,338.20 is: 2,754,957.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,274.20 : 3,174,245.70 = 1,839,338.20 : x
  2. Step 2: Convert to fraction form
    2,119,274.20/3,174,245.70 = 1,839,338.20/x
  3. Step 3: Cross multiply
    2,119,274.20x = 3,174,245.70 × 1,839,338.20
  4. Step 4: Simplify right side
    2,119,274.20x = 5,838,511,372,195.74
  5. Step 5: Solve for x
    x = 5,838,511,372,195.74/2,119,274.20
  6. Step 6: Final answer
    x = 2,754,957.98

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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.