Home / 2,011,192.80-3,015,987.30-662,980.20

Finding the Fourth Proportional to 2,011,192.80, 3,015,987.30 and 662,980.20

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Solution

The fourth proportional to 2,011,192.80, 3,015,987.30 and 662,980.20 is: 994,205.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,192.80 : 3,015,987.30 = 662,980.20 : x
  2. Step 2: Convert to fraction form
    2,011,192.80/3,015,987.30 = 662,980.20/x
  3. Step 3: Cross multiply
    2,011,192.80x = 3,015,987.30 × 662,980.20
  4. Step 4: Simplify right side
    2,011,192.80x = 1,999,539,863,351.46
  5. Step 5: Solve for x
    x = 1,999,539,863,351.46/2,011,192.80
  6. Step 6: Final answer
    x = 994,205.96

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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.