Home / 999,945.76-1,379,915.23-541,050.19

Finding the Fourth Proportional to 999,945.76, 1,379,915.23 and 541,050.19

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Solution

The fourth proportional to 999,945.76, 1,379,915.23 and 541,050.19 is: 746,643.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,945.76 : 1,379,915.23 = 541,050.19 : x
  2. Step 2: Convert to fraction form
    999,945.76/1,379,915.23 = 541,050.19/x
  3. Step 3: Cross multiply
    999,945.76x = 1,379,915.23 × 541,050.19
  4. Step 4: Simplify right side
    999,945.76x = 746,603,397,375.39
  5. Step 5: Solve for x
    x = 746,603,397,375.39/999,945.76
  6. Step 6: Final answer
    x = 746,643.90

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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.