Home / 1,965,231.42-2,948,448.78-1,006,365.92

Finding the Fourth Proportional to 1,965,231.42, 2,948,448.78 and 1,006,365.92

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Solution

The fourth proportional to 1,965,231.42, 2,948,448.78 and 1,006,365.92 is: 1,509,856.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,231.42 : 2,948,448.78 = 1,006,365.92 : x
  2. Step 2: Convert to fraction form
    1,965,231.42/2,948,448.78 = 1,006,365.92/x
  3. Step 3: Cross multiply
    1,965,231.42x = 2,948,448.78 × 1,006,365.92
  4. Step 4: Simplify right side
    1,965,231.42x = 2,967,218,369,057.58
  5. Step 5: Solve for x
    x = 2,967,218,369,057.58/1,965,231.42
  6. Step 6: Final answer
    x = 1,509,856.98

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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.