Home / 1,875,571.28-2,809,974.36-1,154,658.32

Finding the Fourth Proportional to 1,875,571.28, 2,809,974.36 and 1,154,658.32

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Solution

The fourth proportional to 1,875,571.28, 2,809,974.36 and 1,154,658.32 is: 1,729,905.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,571.28 : 2,809,974.36 = 1,154,658.32 : x
  2. Step 2: Convert to fraction form
    1,875,571.28/2,809,974.36 = 1,154,658.32/x
  3. Step 3: Cross multiply
    1,875,571.28x = 2,809,974.36 × 1,154,658.32
  4. Step 4: Simplify right side
    1,875,571.28x = 3,244,560,273,760.68
  5. Step 5: Solve for x
    x = 3,244,560,273,760.68/1,875,571.28
  6. Step 6: Final answer
    x = 1,729,905.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.