Home / 2,811,793.20-4,217,689.80-2,701,568.40

Finding the Fourth Proportional to 2,811,793.20, 4,217,689.80 and 2,701,568.40

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Solution

The fourth proportional to 2,811,793.20, 4,217,689.80 and 2,701,568.40 is: 4,052,352.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,793.20 : 4,217,689.80 = 2,701,568.40 : x
  2. Step 2: Convert to fraction form
    2,811,793.20/4,217,689.80 = 2,701,568.40/x
  3. Step 3: Cross multiply
    2,811,793.20x = 4,217,689.80 × 2,701,568.40
  4. Step 4: Simplify right side
    2,811,793.20x = 11,394,377,484,682.32
  5. Step 5: Solve for x
    x = 11,394,377,484,682.32/2,811,793.20
  6. Step 6: Final answer
    x = 4,052,352.60

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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.