Home / 2,519,192.28-3,475,864.86-1,538,881.56

Finding the Fourth Proportional to 2,519,192.28, 3,475,864.86 and 1,538,881.56

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Solution

The fourth proportional to 2,519,192.28, 3,475,864.86 and 1,538,881.56 is: 2,123,277.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,192.28 : 3,475,864.86 = 1,538,881.56 : x
  2. Step 2: Convert to fraction form
    2,519,192.28/3,475,864.86 = 1,538,881.56/x
  3. Step 3: Cross multiply
    2,519,192.28x = 3,475,864.86 × 1,538,881.56
  4. Step 4: Simplify right side
    2,519,192.28x = 5,348,944,338,105.98
  5. Step 5: Solve for x
    x = 5,348,944,338,105.98/2,519,192.28
  6. Step 6: Final answer
    x = 2,123,277.52

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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.