Home / 3,220,864-4,444,848.48-1,770,620.56

Finding the Fourth Proportional to 3,220,864, 4,444,848.48 and 1,770,620.56

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Solution

The fourth proportional to 3,220,864, 4,444,848.48 and 1,770,620.56 is: 2,443,487.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,864 : 4,444,848.48 = 1,770,620.56 : x
  2. Step 2: Convert to fraction form
    3,220,864/4,444,848.48 = 1,770,620.56/x
  3. Step 3: Cross multiply
    3,220,864x = 4,444,848.48 × 1,770,620.56
  4. Step 4: Simplify right side
    3,220,864x = 7,870,140,104,772.75
  5. Step 5: Solve for x
    x = 7,870,140,104,772.75/3,220,864
  6. Step 6: Final answer
    x = 2,443,487.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.