Home / 1,502,696.91-2,073,717.44-823,631.31

Finding the Fourth Proportional to 1,502,696.91, 2,073,717.44 and 823,631.31

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Solution

The fourth proportional to 1,502,696.91, 2,073,717.44 and 823,631.31 is: 1,136,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,696.91 : 2,073,717.44 = 823,631.31 : x
  2. Step 2: Convert to fraction form
    1,502,696.91/2,073,717.44 = 823,631.31/x
  3. Step 3: Cross multiply
    1,502,696.91x = 2,073,717.44 × 823,631.31
  4. Step 4: Simplify right side
    1,502,696.91x = 1,707,978,607,558.89
  5. Step 5: Solve for x
    x = 1,707,978,607,558.89/1,502,696.91
  6. Step 6: Final answer
    x = 1,136,608.85

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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.