Home / 3,759,267.69-5,187,776.40-2,040,388.20

Finding the Fourth Proportional to 3,759,267.69, 5,187,776.40 and 2,040,388.20

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Solution

The fourth proportional to 3,759,267.69, 5,187,776.40 and 2,040,388.20 is: 2,815,728.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759,267.69 : 5,187,776.40 = 2,040,388.20 : x
  2. Step 2: Convert to fraction form
    3,759,267.69/5,187,776.40 = 2,040,388.20/x
  3. Step 3: Cross multiply
    3,759,267.69x = 5,187,776.40 × 2,040,388.20
  4. Step 4: Simplify right side
    3,759,267.69x = 10,585,077,750,798.48
  5. Step 5: Solve for x
    x = 10,585,077,750,798.48/3,759,267.69
  6. Step 6: Final answer
    x = 2,815,728.65

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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.