Home / 1,796,921.70-2,479,733.13-981,122.85

Finding the Fourth Proportional to 1,796,921.70, 2,479,733.13 and 981,122.85

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Solution

The fourth proportional to 1,796,921.70, 2,479,733.13 and 981,122.85 is: 1,353,939.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,921.70 : 2,479,733.13 = 981,122.85 : x
  2. Step 2: Convert to fraction form
    1,796,921.70/2,479,733.13 = 981,122.85/x
  3. Step 3: Cross multiply
    1,796,921.70x = 2,479,733.13 × 981,122.85
  4. Step 4: Simplify right side
    1,796,921.70x = 2,432,922,839,424.23
  5. Step 5: Solve for x
    x = 2,432,922,839,424.23/1,796,921.70
  6. Step 6: Final answer
    x = 1,353,939.26

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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.