Home / 1,571,149.44-2,168,211.52-892,104.32

Finding the Fourth Proportional to 1,571,149.44, 2,168,211.52 and 892,104.32

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Solution

The fourth proportional to 1,571,149.44, 2,168,211.52 and 892,104.32 is: 1,231,118.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,149.44 : 2,168,211.52 = 892,104.32 : x
  2. Step 2: Convert to fraction form
    1,571,149.44/2,168,211.52 = 892,104.32/x
  3. Step 3: Cross multiply
    1,571,149.44x = 2,168,211.52 × 892,104.32
  4. Step 4: Simplify right side
    1,571,149.44x = 1,934,270,863,665.77
  5. Step 5: Solve for x
    x = 1,934,270,863,665.77/1,571,149.44
  6. Step 6: Final answer
    x = 1,231,118.32

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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.