Home / 2,821,869-3,894,230.52-1,598,428.54

Finding the Fourth Proportional to 2,821,869, 3,894,230.52 and 1,598,428.54

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Solution

The fourth proportional to 2,821,869, 3,894,230.52 and 1,598,428.54 is: 2,205,860.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,869 : 3,894,230.52 = 1,598,428.54 : x
  2. Step 2: Convert to fraction form
    2,821,869/3,894,230.52 = 1,598,428.54/x
  3. Step 3: Cross multiply
    2,821,869x = 3,894,230.52 × 1,598,428.54
  4. Step 4: Simplify right side
    2,821,869x = 6,224,649,204,507.04
  5. Step 5: Solve for x
    x = 6,224,649,204,507.04/2,821,869
  6. Step 6: Final answer
    x = 2,205,860.44

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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.