Home / 2,669,467.20-4,004,200.80-674,923.20

Finding the Fourth Proportional to 2,669,467.20, 4,004,200.80 and 674,923.20

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Solution

The fourth proportional to 2,669,467.20, 4,004,200.80 and 674,923.20 is: 1,012,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,467.20 : 4,004,200.80 = 674,923.20 : x
  2. Step 2: Convert to fraction form
    2,669,467.20/4,004,200.80 = 674,923.20/x
  3. Step 3: Cross multiply
    2,669,467.20x = 4,004,200.80 × 674,923.20
  4. Step 4: Simplify right side
    2,669,467.20x = 2,702,528,017,378.56
  5. Step 5: Solve for x
    x = 2,702,528,017,378.56/2,669,467.20
  6. Step 6: Final answer
    x = 1,012,384.80

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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.