Home / 1,145,403.41-1,718,478.83-546,286.73

Finding the Fourth Proportional to 1,145,403.41, 1,718,478.83 and 546,286.73

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Solution

The fourth proportional to 1,145,403.41, 1,718,478.83 and 546,286.73 is: 819,608.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,403.41 : 1,718,478.83 = 546,286.73 : x
  2. Step 2: Convert to fraction form
    1,145,403.41/1,718,478.83 = 546,286.73/x
  3. Step 3: Cross multiply
    1,145,403.41x = 1,718,478.83 × 546,286.73
  4. Step 4: Simplify right side
    1,145,403.41x = 938,782,180,614.93
  5. Step 5: Solve for x
    x = 938,782,180,614.93/1,145,403.41
  6. Step 6: Final answer
    x = 819,608.33

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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.