Home / 4,381,606.40-6,561,350.40-2,877,555.20

Finding the Fourth Proportional to 4,381,606.40, 6,561,350.40 and 2,877,555.20

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Solution

The fourth proportional to 4,381,606.40, 6,561,350.40 and 2,877,555.20 is: 4,309,069.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381,606.40 : 6,561,350.40 = 2,877,555.20 : x
  2. Step 2: Convert to fraction form
    4,381,606.40/6,561,350.40 = 2,877,555.20/x
  3. Step 3: Cross multiply
    4,381,606.40x = 6,561,350.40 × 2,877,555.20
  4. Step 4: Simplify right side
    4,381,606.40x = 18,880,647,962,542.08
  5. Step 5: Solve for x
    x = 18,880,647,962,542.08/4,381,606.40
  6. Step 6: Final answer
    x = 4,309,069.83

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1.5x scale

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.