Home / 5,476,811.10-8,215,216.65-1,882,257.90

Finding the Fourth Proportional to 5,476,811.10, 8,215,216.65 and 1,882,257.90

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Solution

The fourth proportional to 5,476,811.10, 8,215,216.65 and 1,882,257.90 is: 2,823,386.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476,811.10 : 8,215,216.65 = 1,882,257.90 : x
  2. Step 2: Convert to fraction form
    5,476,811.10/8,215,216.65 = 1,882,257.90/x
  3. Step 3: Cross multiply
    5,476,811.10x = 8,215,216.65 × 1,882,257.90
  4. Step 4: Simplify right side
    5,476,811.10x = 15,463,156,439,674.04
  5. Step 5: Solve for x
    x = 15,463,156,439,674.04/5,476,811.10
  6. Step 6: Final answer
    x = 2,823,386.85

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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.