Home / 2,723,231.80-4,084,847.70-829,970.20

Finding the Fourth Proportional to 2,723,231.80, 4,084,847.70 and 829,970.20

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Solution

The fourth proportional to 2,723,231.80, 4,084,847.70 and 829,970.20 is: 1,244,955.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723,231.80 : 4,084,847.70 = 829,970.20 : x
  2. Step 2: Convert to fraction form
    2,723,231.80/4,084,847.70 = 829,970.20/x
  3. Step 3: Cross multiply
    2,723,231.80x = 4,084,847.70 × 829,970.20
  4. Step 4: Simplify right side
    2,723,231.80x = 3,390,301,862,538.54
  5. Step 5: Solve for x
    x = 3,390,301,862,538.54/2,723,231.80
  6. Step 6: Final answer
    x = 1,244,955.30

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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.