Home / 2,419,246.80-3,628,870.20-1,000,321.20

Finding the Fourth Proportional to 2,419,246.80, 3,628,870.20 and 1,000,321.20

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Solution

The fourth proportional to 2,419,246.80, 3,628,870.20 and 1,000,321.20 is: 1,500,481.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,246.80 : 3,628,870.20 = 1,000,321.20 : x
  2. Step 2: Convert to fraction form
    2,419,246.80/3,628,870.20 = 1,000,321.20/x
  3. Step 3: Cross multiply
    2,419,246.80x = 3,628,870.20 × 1,000,321.20
  4. Step 4: Simplify right side
    2,419,246.80x = 3,630,035,793,108.24
  5. Step 5: Solve for x
    x = 3,630,035,793,108.24/2,419,246.80
  6. Step 6: Final answer
    x = 1,500,481.80

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1.5x scale

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.