Home / 1,774,174.25-2,661,261.09-426,336.85

Finding the Fourth Proportional to 1,774,174.25, 2,661,261.09 and 426,336.85

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Solution

The fourth proportional to 1,774,174.25, 2,661,261.09 and 426,336.85 is: 639,505.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,174.25 : 2,661,261.09 = 426,336.85 : x
  2. Step 2: Convert to fraction form
    1,774,174.25/2,661,261.09 = 426,336.85/x
  3. Step 3: Cross multiply
    1,774,174.25x = 2,661,261.09 × 426,336.85
  4. Step 4: Simplify right side
    1,774,174.25x = 1,134,593,671,865.98
  5. Step 5: Solve for x
    x = 1,134,593,671,865.98/1,774,174.25
  6. Step 6: Final answer
    x = 639,505.21

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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.