Home / 1,997,261.20-2,995,891.80-799,368.40

Finding the Fourth Proportional to 1,997,261.20, 2,995,891.80 and 799,368.40

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Solution

The fourth proportional to 1,997,261.20, 2,995,891.80 and 799,368.40 is: 1,199,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,261.20 : 2,995,891.80 = 799,368.40 : x
  2. Step 2: Convert to fraction form
    1,997,261.20/2,995,891.80 = 799,368.40/x
  3. Step 3: Cross multiply
    1,997,261.20x = 2,995,891.80 × 799,368.40
  4. Step 4: Simplify right side
    1,997,261.20x = 2,394,821,234,739.12
  5. Step 5: Solve for x
    x = 2,394,821,234,739.12/1,997,261.20
  6. Step 6: Final answer
    x = 1,199,052.60

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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.