Home / 948,185.92-1,422,065.44-274,116.96

Finding the Fourth Proportional to 948,185.92, 1,422,065.44 and 274,116.96

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Solution

The fourth proportional to 948,185.92, 1,422,065.44 and 274,116.96 is: 411,113.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,185.92 : 1,422,065.44 = 274,116.96 : x
  2. Step 2: Convert to fraction form
    948,185.92/1,422,065.44 = 274,116.96/x
  3. Step 3: Cross multiply
    948,185.92x = 1,422,065.44 × 274,116.96
  4. Step 4: Simplify right side
    948,185.92x = 389,812,255,333.86
  5. Step 5: Solve for x
    x = 389,812,255,333.86/948,185.92
  6. Step 6: Final answer
    x = 411,113.74

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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.