Home / 3,819,140.80-5,270,552.88-2,187,863.44

Finding the Fourth Proportional to 3,819,140.80, 5,270,552.88 and 2,187,863.44

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Solution

The fourth proportional to 3,819,140.80, 5,270,552.88 and 2,187,863.44 is: 3,019,330.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,140.80 : 5,270,552.88 = 2,187,863.44 : x
  2. Step 2: Convert to fraction form
    3,819,140.80/5,270,552.88 = 2,187,863.44/x
  3. Step 3: Cross multiply
    3,819,140.80x = 5,270,552.88 × 2,187,863.44
  4. Step 4: Simplify right side
    3,819,140.80x = 11,531,249,954,738.71
  5. Step 5: Solve for x
    x = 11,531,249,954,738.71/3,819,140.80
  6. Step 6: Final answer
    x = 3,019,330.93

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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.