Home / 2,016,721.70-3,016,334.55-1,805,020.10

Finding the Fourth Proportional to 2,016,721.70, 3,016,334.55 and 1,805,020.10

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Solution

The fourth proportional to 2,016,721.70, 3,016,334.55 and 1,805,020.10 is: 2,699,700.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,721.70 : 3,016,334.55 = 1,805,020.10 : x
  2. Step 2: Convert to fraction form
    2,016,721.70/3,016,334.55 = 1,805,020.10/x
  3. Step 3: Cross multiply
    2,016,721.70x = 3,016,334.55 × 1,805,020.10
  4. Step 4: Simplify right side
    2,016,721.70x = 5,444,544,491,074.46
  5. Step 5: Solve for x
    x = 5,444,544,491,074.46/2,016,721.70
  6. Step 6: Final answer
    x = 2,699,700.45

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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.