Home / 1,508,174.94-2,081,321.73-819,892.94

Finding the Fourth Proportional to 1,508,174.94, 2,081,321.73 and 819,892.94

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Solution

The fourth proportional to 1,508,174.94, 2,081,321.73 and 819,892.94 is: 1,131,474.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,174.94 : 2,081,321.73 = 819,892.94 : x
  2. Step 2: Convert to fraction form
    1,508,174.94/2,081,321.73 = 819,892.94/x
  3. Step 3: Cross multiply
    1,508,174.94x = 2,081,321.73 × 819,892.94
  4. Step 4: Simplify right side
    1,508,174.94x = 1,706,460,981,888.98
  5. Step 5: Solve for x
    x = 1,706,460,981,888.98/1,508,174.94
  6. Step 6: Final answer
    x = 1,131,474.16

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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.