Home / 2,486,952.78-3,431,994.78-1,413,864.78

Finding the Fourth Proportional to 2,486,952.78, 3,431,994.78 and 1,413,864.78

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Solution

The fourth proportional to 2,486,952.78, 3,431,994.78 and 1,413,864.78 is: 1,951,133.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,952.78 : 3,431,994.78 = 1,413,864.78 : x
  2. Step 2: Convert to fraction form
    2,486,952.78/3,431,994.78 = 1,413,864.78/x
  3. Step 3: Cross multiply
    2,486,952.78x = 3,431,994.78 × 1,413,864.78
  4. Step 4: Simplify right side
    2,486,952.78x = 4,852,376,544,585.85
  5. Step 5: Solve for x
    x = 4,852,376,544,585.85/2,486,952.78
  6. Step 6: Final answer
    x = 1,951,133.36

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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.