Home / 2,682,942.40-4,029,079.20-1,423,230.40

Finding the Fourth Proportional to 2,682,942.40, 4,029,079.20 and 1,423,230.40

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Solution

The fourth proportional to 2,682,942.40, 4,029,079.20 and 1,423,230.40 is: 2,137,320.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,942.40 : 4,029,079.20 = 1,423,230.40 : x
  2. Step 2: Convert to fraction form
    2,682,942.40/4,029,079.20 = 1,423,230.40/x
  3. Step 3: Cross multiply
    2,682,942.40x = 4,029,079.20 × 1,423,230.40
  4. Step 4: Simplify right side
    2,682,942.40x = 5,734,308,001,447.68
  5. Step 5: Solve for x
    x = 5,734,308,001,447.68/2,682,942.40
  6. Step 6: Final answer
    x = 2,137,320.58

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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.