Home / 2,811,259.50-4,216,889.29-681,343.62

Finding the Fourth Proportional to 2,811,259.50, 4,216,889.29 and 681,343.62

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Solution

The fourth proportional to 2,811,259.50, 4,216,889.29 and 681,343.62 is: 1,022,015.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,259.50 : 4,216,889.29 = 681,343.62 : x
  2. Step 2: Convert to fraction form
    2,811,259.50/4,216,889.29 = 681,343.62/x
  3. Step 3: Cross multiply
    2,811,259.50x = 4,216,889.29 × 681,343.62
  4. Step 4: Simplify right side
    2,811,259.50x = 2,873,150,612,284.47
  5. Step 5: Solve for x
    x = 2,873,150,612,284.47/2,811,259.50
  6. Step 6: Final answer
    x = 1,022,015.44

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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.