Home / 1,942,398.27-2,681,412.17-1,383,952.68

Finding the Fourth Proportional to 1,942,398.27, 2,681,412.17 and 1,383,952.68

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Solution

The fourth proportional to 1,942,398.27, 2,681,412.17 and 1,383,952.68 is: 1,910,497.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,398.27 : 2,681,412.17 = 1,383,952.68 : x
  2. Step 2: Convert to fraction form
    1,942,398.27/2,681,412.17 = 1,383,952.68/x
  3. Step 3: Cross multiply
    1,942,398.27x = 2,681,412.17 × 1,383,952.68
  4. Step 4: Simplify right side
    1,942,398.27x = 3,710,947,551,936.35
  5. Step 5: Solve for x
    x = 3,710,947,551,936.35/1,942,398.27
  6. Step 6: Final answer
    x = 1,910,497.76

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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.