Home / 3,768,879.46-5,200,841.98-2,114,872.32

Finding the Fourth Proportional to 3,768,879.46, 5,200,841.98 and 2,114,872.32

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Solution

The fourth proportional to 3,768,879.46, 5,200,841.98 and 2,114,872.32 is: 2,918,405.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,879.46 : 5,200,841.98 = 2,114,872.32 : x
  2. Step 2: Convert to fraction form
    3,768,879.46/5,200,841.98 = 2,114,872.32/x
  3. Step 3: Cross multiply
    3,768,879.46x = 5,200,841.98 × 2,114,872.32
  4. Step 4: Simplify right side
    3,768,879.46x = 10,999,116,725,191.85
  5. Step 5: Solve for x
    x = 10,999,116,725,191.85/3,768,879.46
  6. Step 6: Final answer
    x = 2,918,405.02

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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.