Home / 2,628,448.85-3,628,901.55-2,015,424.05

Finding the Fourth Proportional to 2,628,448.85, 3,628,901.55 and 2,015,424.05

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Solution

The fourth proportional to 2,628,448.85, 3,628,901.55 and 2,015,424.05 is: 2,782,544.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,448.85 : 3,628,901.55 = 2,015,424.05 : x
  2. Step 2: Convert to fraction form
    2,628,448.85/3,628,901.55 = 2,015,424.05/x
  3. Step 3: Cross multiply
    2,628,448.85x = 3,628,901.55 × 2,015,424.05
  4. Step 4: Simplify right side
    2,628,448.85x = 7,313,775,448,365.61
  5. Step 5: Solve for x
    x = 7,313,775,448,365.61/2,628,448.85
  6. Step 6: Final answer
    x = 2,782,544.33

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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.