Home / 3,738,208.65-5,158,732.55-2,019,329.19

Finding the Fourth Proportional to 3,738,208.65, 5,158,732.55 and 2,019,329.19

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Solution

The fourth proportional to 3,738,208.65, 5,158,732.55 and 2,019,329.19 is: 2,786,676.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,208.65 : 5,158,732.55 = 2,019,329.19 : x
  2. Step 2: Convert to fraction form
    3,738,208.65/5,158,732.55 = 2,019,329.19/x
  3. Step 3: Cross multiply
    3,738,208.65x = 5,158,732.55 × 2,019,329.19
  4. Step 4: Simplify right side
    3,738,208.65x = 10,417,179,221,618.13
  5. Step 5: Solve for x
    x = 10,417,179,221,618.13/3,738,208.65
  6. Step 6: Final answer
    x = 2,786,676.77

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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.