Home / 1,018,711.14-1,405,859.31-610,879.38

Finding the Fourth Proportional to 1,018,711.14, 1,405,859.31 and 610,879.38

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Solution

The fourth proportional to 1,018,711.14, 1,405,859.31 and 610,879.38 is: 843,036.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,711.14 : 1,405,859.31 = 610,879.38 : x
  2. Step 2: Convert to fraction form
    1,018,711.14/1,405,859.31 = 610,879.38/x
  3. Step 3: Cross multiply
    1,018,711.14x = 1,405,859.31 × 610,879.38
  4. Step 4: Simplify right side
    1,018,711.14x = 858,810,463,660.03
  5. Step 5: Solve for x
    x = 858,810,463,660.03/1,018,711.14
  6. Step 6: Final answer
    x = 843,036.29

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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.