Home / 1,617,564.66-2,232,223.82-892,418.22

Finding the Fourth Proportional to 1,617,564.66, 2,232,223.82 and 892,418.22

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Solution

The fourth proportional to 1,617,564.66, 2,232,223.82 and 892,418.22 is: 1,231,528.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,564.66 : 2,232,223.82 = 892,418.22 : x
  2. Step 2: Convert to fraction form
    1,617,564.66/2,232,223.82 = 892,418.22/x
  3. Step 3: Cross multiply
    1,617,564.66x = 2,232,223.82 × 892,418.22
  4. Step 4: Simplify right side
    1,617,564.66x = 1,992,077,208,086.00
  5. Step 5: Solve for x
    x = 1,992,077,208,086.00/1,617,564.66
  6. Step 6: Final answer
    x = 1,231,528.64

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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.