Home / 981,161.20-1,354,014.66-593,971.48

Finding the Fourth Proportional to 981,161.20, 1,354,014.66 and 593,971.48

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Solution

The fourth proportional to 981,161.20, 1,354,014.66 and 593,971.48 is: 819,688.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,161.20 : 1,354,014.66 = 593,971.48 : x
  2. Step 2: Convert to fraction form
    981,161.20/1,354,014.66 = 593,971.48/x
  3. Step 3: Cross multiply
    981,161.20x = 1,354,014.66 × 593,971.48
  4. Step 4: Simplify right side
    981,161.20x = 804,246,091,541.90
  5. Step 5: Solve for x
    x = 804,246,091,541.90/981,161.20
  6. Step 6: Final answer
    x = 819,688.03

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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.