Home / 1,617,337.32-2,231,889.84-892,185.63

Finding the Fourth Proportional to 1,617,337.32, 2,231,889.84 and 892,185.63

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Solution

The fourth proportional to 1,617,337.32, 2,231,889.84 and 892,185.63 is: 1,231,196.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,337.32 : 2,231,889.84 = 892,185.63 : x
  2. Step 2: Convert to fraction form
    1,617,337.32/2,231,889.84 = 892,185.63/x
  3. Step 3: Cross multiply
    1,617,337.32x = 2,231,889.84 × 892,185.63
  4. Step 4: Simplify right side
    1,617,337.32x = 1,991,260,042,991.00
  5. Step 5: Solve for x
    x = 1,991,260,042,991.00/1,617,337.32
  6. Step 6: Final answer
    x = 1,231,196.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.