Home / 3,190,905.75-4,786,400.30-1,060,989.87

Finding the Fourth Proportional to 3,190,905.75, 4,786,400.30 and 1,060,989.87

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Solution

The fourth proportional to 3,190,905.75, 4,786,400.30 and 1,060,989.87 is: 1,591,498.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,905.75 : 4,786,400.30 = 1,060,989.87 : x
  2. Step 2: Convert to fraction form
    3,190,905.75/4,786,400.30 = 1,060,989.87/x
  3. Step 3: Cross multiply
    3,190,905.75x = 4,786,400.30 × 1,060,989.87
  4. Step 4: Simplify right side
    3,190,905.75x = 5,078,322,226,760.01
  5. Step 5: Solve for x
    x = 5,078,322,226,760.01/3,190,905.75
  6. Step 6: Final answer
    x = 1,591,498.66

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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.