Home / 981,161.96-1,353,895.07-588,674.07

Finding the Fourth Proportional to 981,161.96, 1,353,895.07 and 588,674.07

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Solution

The fourth proportional to 981,161.96, 1,353,895.07 and 588,674.07 is: 812,305.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,161.96 : 1,353,895.07 = 588,674.07 : x
  2. Step 2: Convert to fraction form
    981,161.96/1,353,895.07 = 588,674.07/x
  3. Step 3: Cross multiply
    981,161.96x = 1,353,895.07 × 588,674.07
  4. Step 4: Simplify right side
    981,161.96x = 797,002,922,681.52
  5. Step 5: Solve for x
    x = 797,002,922,681.52/981,161.96
  6. Step 6: Final answer
    x = 812,305.16

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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.