Home / 1,062,707.68-1,594,083.39-431,189.56

Finding the Fourth Proportional to 1,062,707.68, 1,594,083.39 and 431,189.56

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Solution

The fourth proportional to 1,062,707.68, 1,594,083.39 and 431,189.56 is: 646,793.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,707.68 : 1,594,083.39 = 431,189.56 : x
  2. Step 2: Convert to fraction form
    1,062,707.68/1,594,083.39 = 431,189.56/x
  3. Step 3: Cross multiply
    1,062,707.68x = 1,594,083.39 × 431,189.56
  4. Step 4: Simplify right side
    1,062,707.68x = 687,352,115,537.41
  5. Step 5: Solve for x
    x = 687,352,115,537.41/1,062,707.68
  6. Step 6: Final answer
    x = 646,793.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.