Home / 5,365,245.33-8,047,870.17-1,321,811.88

Finding the Fourth Proportional to 5,365,245.33, 8,047,870.17 and 1,321,811.88

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Solution

The fourth proportional to 5,365,245.33, 8,047,870.17 and 1,321,811.88 is: 1,982,718.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365,245.33 : 8,047,870.17 = 1,321,811.88 : x
  2. Step 2: Convert to fraction form
    5,365,245.33/8,047,870.17 = 1,321,811.88/x
  3. Step 3: Cross multiply
    5,365,245.33x = 8,047,870.17 × 1,321,811.88
  4. Step 4: Simplify right side
    5,365,245.33x = 10,637,770,399,403.62
  5. Step 5: Solve for x
    x = 10,637,770,399,403.62/5,365,245.33
  6. Step 6: Final answer
    x = 1,982,718.36

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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.