Home / 2,055,847.40-3,086,298.30-1,297,687.40

Finding the Fourth Proportional to 2,055,847.40, 3,086,298.30 and 1,297,687.40

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Solution

The fourth proportional to 2,055,847.40, 3,086,298.30 and 1,297,687.40 is: 1,948,126.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,847.40 : 3,086,298.30 = 1,297,687.40 : x
  2. Step 2: Convert to fraction form
    2,055,847.40/3,086,298.30 = 1,297,687.40/x
  3. Step 3: Cross multiply
    2,055,847.40x = 3,086,298.30 × 1,297,687.40
  4. Step 4: Simplify right side
    2,055,847.40x = 4,005,050,416,551.42
  5. Step 5: Solve for x
    x = 4,005,050,416,551.42/2,055,847.40
  6. Step 6: Final answer
    x = 1,948,126.31

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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.