Home / 3,759,085.11-5,187,542.58-2,040,205.65

Finding the Fourth Proportional to 3,759,085.11, 5,187,542.58 and 2,040,205.65

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Solution

The fourth proportional to 3,759,085.11, 5,187,542.58 and 2,040,205.65 is: 2,815,486.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759,085.11 : 5,187,542.58 = 2,040,205.65 : x
  2. Step 2: Convert to fraction form
    3,759,085.11/5,187,542.58 = 2,040,205.65/x
  3. Step 3: Cross multiply
    3,759,085.11x = 5,187,542.58 × 2,040,205.65
  4. Step 4: Simplify right side
    3,759,085.11x = 10,583,653,681,331.58
  5. Step 5: Solve for x
    x = 10,583,653,681,331.58/3,759,085.11
  6. Step 6: Final answer
    x = 2,815,486.58

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.