Home / 3,107,874.42-4,289,528.34-2,088,688.68

Finding the Fourth Proportional to 3,107,874.42, 4,289,528.34 and 2,088,688.68

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Solution

The fourth proportional to 3,107,874.42, 4,289,528.34 and 2,088,688.68 is: 2,882,835.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,874.42 : 4,289,528.34 = 2,088,688.68 : x
  2. Step 2: Convert to fraction form
    3,107,874.42/4,289,528.34 = 2,088,688.68/x
  3. Step 3: Cross multiply
    3,107,874.42x = 4,289,528.34 × 2,088,688.68
  4. Step 4: Simplify right side
    3,107,874.42x = 8,959,489,286,297.19
  5. Step 5: Solve for x
    x = 8,959,489,286,297.19/3,107,874.42
  6. Step 6: Final answer
    x = 2,882,835.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.