Home / 3,190,470.50-4,785,705.76-946,608.50

Finding the Fourth Proportional to 3,190,470.50, 4,785,705.76 and 946,608.50

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Solution

The fourth proportional to 3,190,470.50, 4,785,705.76 and 946,608.50 is: 1,419,912.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,470.50 : 4,785,705.76 = 946,608.50 : x
  2. Step 2: Convert to fraction form
    3,190,470.50/4,785,705.76 = 946,608.50/x
  3. Step 3: Cross multiply
    3,190,470.50x = 4,785,705.76 × 946,608.50
  4. Step 4: Simplify right side
    3,190,470.50x = 4,530,189,750,914.96
  5. Step 5: Solve for x
    x = 4,530,189,750,914.96/3,190,470.50
  6. Step 6: Final answer
    x = 1,419,912.75

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1.5x scale

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.