Home / 1,512,110.70-2,268,166.05-670,662.45

Finding the Fourth Proportional to 1,512,110.70, 2,268,166.05 and 670,662.45

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Solution

The fourth proportional to 1,512,110.70, 2,268,166.05 and 670,662.45 is: 1,005,993.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,110.70 : 2,268,166.05 = 670,662.45 : x
  2. Step 2: Convert to fraction form
    1,512,110.70/2,268,166.05 = 670,662.45/x
  3. Step 3: Cross multiply
    1,512,110.70x = 2,268,166.05 × 670,662.45
  4. Step 4: Simplify right side
    1,512,110.70x = 1,521,173,800,099.82
  5. Step 5: Solve for x
    x = 1,521,173,800,099.82/1,512,110.70
  6. Step 6: Final answer
    x = 1,005,993.68

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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.