Home / 1,776,033.70-2,662,738.35-978,216.10

Finding the Fourth Proportional to 1,776,033.70, 2,662,738.35 and 978,216.10

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Solution

The fourth proportional to 1,776,033.70, 2,662,738.35 and 978,216.10 is: 1,466,601.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,033.70 : 2,662,738.35 = 978,216.10 : x
  2. Step 2: Convert to fraction form
    1,776,033.70/2,662,738.35 = 978,216.10/x
  3. Step 3: Cross multiply
    1,776,033.70x = 2,662,738.35 × 978,216.10
  4. Step 4: Simplify right side
    1,776,033.70x = 2,604,733,524,057.44
  5. Step 5: Solve for x
    x = 2,604,733,524,057.44/1,776,033.70
  6. Step 6: Final answer
    x = 1,466,601.41

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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.