Home / 969,134.86-1,337,047.19-967,640.21

Finding the Fourth Proportional to 969,134.86, 1,337,047.19 and 967,640.21

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Solution

The fourth proportional to 969,134.86, 1,337,047.19 and 967,640.21 is: 1,334,985.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,134.86 : 1,337,047.19 = 967,640.21 : x
  2. Step 2: Convert to fraction form
    969,134.86/1,337,047.19 = 967,640.21/x
  3. Step 3: Cross multiply
    969,134.86x = 1,337,047.19 × 967,640.21
  4. Step 4: Simplify right side
    969,134.86x = 1,293,780,620,830.65
  5. Step 5: Solve for x
    x = 1,293,780,620,830.65/969,134.86
  6. Step 6: Final answer
    x = 1,334,985.12

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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.