Home / 3,628,799.42-5,007,743.64-1,974,952.76

Finding the Fourth Proportional to 3,628,799.42, 5,007,743.64 and 1,974,952.76

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Solution

The fourth proportional to 3,628,799.42, 5,007,743.64 and 1,974,952.76 is: 2,725,435.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628,799.42 : 5,007,743.64 = 1,974,952.76 : x
  2. Step 2: Convert to fraction form
    3,628,799.42/5,007,743.64 = 1,974,952.76/x
  3. Step 3: Cross multiply
    3,628,799.42x = 5,007,743.64 × 1,974,952.76
  4. Step 4: Simplify right side
    3,628,799.42x = 9,890,057,123,190.45
  5. Step 5: Solve for x
    x = 9,890,057,123,190.45/3,628,799.42
  6. Step 6: Final answer
    x = 2,725,435.05

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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.