Home / 1,136,078.87-1,567,508.56-694,440.34

Finding the Fourth Proportional to 1,136,078.87, 1,567,508.56 and 694,440.34

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Solution

The fourth proportional to 1,136,078.87, 1,567,508.56 and 694,440.34 is: 958,156.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,078.87 : 1,567,508.56 = 694,440.34 : x
  2. Step 2: Convert to fraction form
    1,136,078.87/1,567,508.56 = 694,440.34/x
  3. Step 3: Cross multiply
    1,136,078.87x = 1,567,508.56 × 694,440.34
  4. Step 4: Simplify right side
    1,136,078.87x = 1,088,541,171,704.44
  5. Step 5: Solve for x
    x = 1,088,541,171,704.44/1,136,078.87
  6. Step 6: Final answer
    x = 958,156.34

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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.