Home / 2,700,738.12-4,046,609.20-1,900,338.14

Finding the Fourth Proportional to 2,700,738.12, 4,046,609.20 and 1,900,338.14

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Solution

The fourth proportional to 2,700,738.12, 4,046,609.20 and 1,900,338.14 is: 2,847,342.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700,738.12 : 4,046,609.20 = 1,900,338.14 : x
  2. Step 2: Convert to fraction form
    2,700,738.12/4,046,609.20 = 1,900,338.14/x
  3. Step 3: Cross multiply
    2,700,738.12x = 4,046,609.20 × 1,900,338.14
  4. Step 4: Simplify right side
    2,700,738.12x = 7,689,925,800,434.89
  5. Step 5: Solve for x
    x = 7,689,925,800,434.89/2,700,738.12
  6. Step 6: Final answer
    x = 2,847,342.27

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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.