Home / 1,171,412.20-1,757,118.30-994,702.60

Finding the Fourth Proportional to 1,171,412.20, 1,757,118.30 and 994,702.60

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Solution

The fourth proportional to 1,171,412.20, 1,757,118.30 and 994,702.60 is: 1,492,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,412.20 : 1,757,118.30 = 994,702.60 : x
  2. Step 2: Convert to fraction form
    1,171,412.20/1,757,118.30 = 994,702.60/x
  3. Step 3: Cross multiply
    1,171,412.20x = 1,757,118.30 × 994,702.60
  4. Step 4: Simplify right side
    1,171,412.20x = 1,747,810,141,517.58
  5. Step 5: Solve for x
    x = 1,747,810,141,517.58/1,171,412.20
  6. Step 6: Final answer
    x = 1,492,053.90

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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.