Home / 1,062,706.68-1,594,081.89-431,188.56

Finding the Fourth Proportional to 1,062,706.68, 1,594,081.89 and 431,188.56

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Solution

The fourth proportional to 1,062,706.68, 1,594,081.89 and 431,188.56 is: 646,791.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,706.68 : 1,594,081.89 = 431,188.56 : x
  2. Step 2: Convert to fraction form
    1,062,706.68/1,594,081.89 = 431,188.56/x
  3. Step 3: Cross multiply
    1,062,706.68x = 1,594,081.89 × 431,188.56
  4. Step 4: Simplify right side
    1,062,706.68x = 687,349,874,671.18
  5. Step 5: Solve for x
    x = 687,349,874,671.18/1,062,706.68
  6. Step 6: Final answer
    x = 646,791.71

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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.