Home / 1,435,542.29-1,981,093.22-823,806.95

Finding the Fourth Proportional to 1,435,542.29, 1,981,093.22 and 823,806.95

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Solution

The fourth proportional to 1,435,542.29, 1,981,093.22 and 823,806.95 is: 1,136,879.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,542.29 : 1,981,093.22 = 823,806.95 : x
  2. Step 2: Convert to fraction form
    1,435,542.29/1,981,093.22 = 823,806.95/x
  3. Step 3: Cross multiply
    1,435,542.29x = 1,981,093.22 × 823,806.95
  4. Step 4: Simplify right side
    1,435,542.29x = 1,632,038,349,209.38
  5. Step 5: Solve for x
    x = 1,632,038,349,209.38/1,435,542.29
  6. Step 6: Final answer
    x = 1,136,879.33

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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.