Home / 1,237,783.32-1,856,231.82-669,584.52

Finding the Fourth Proportional to 1,237,783.32, 1,856,231.82 and 669,584.52

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Solution

The fourth proportional to 1,237,783.32, 1,856,231.82 and 669,584.52 is: 1,004,137.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,783.32 : 1,856,231.82 = 669,584.52 : x
  2. Step 2: Convert to fraction form
    1,237,783.32/1,856,231.82 = 669,584.52/x
  3. Step 3: Cross multiply
    1,237,783.32x = 1,856,231.82 × 669,584.52
  4. Step 4: Simplify right side
    1,237,783.32x = 1,242,904,092,203.43
  5. Step 5: Solve for x
    x = 1,242,904,092,203.43/1,237,783.32
  6. Step 6: Final answer
    x = 1,004,137.05

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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.