Home / 981,948.36-1,355,067.42-568,502.52

Finding the Fourth Proportional to 981,948.36, 1,355,067.42 and 568,502.52

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Solution

The fourth proportional to 981,948.36, 1,355,067.42 and 568,502.52 is: 784,521.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,948.36 : 1,355,067.42 = 568,502.52 : x
  2. Step 2: Convert to fraction form
    981,948.36/1,355,067.42 = 568,502.52/x
  3. Step 3: Cross multiply
    981,948.36x = 1,355,067.42 × 568,502.52
  4. Step 4: Simplify right side
    981,948.36x = 770,359,243,039.90
  5. Step 5: Solve for x
    x = 770,359,243,039.90/981,948.36
  6. Step 6: Final answer
    x = 784,521.14

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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.