Home / 3,908,596.03-5,393,863.04-2,166,377.77

Finding the Fourth Proportional to 3,908,596.03, 5,393,863.04 and 2,166,377.77

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Solution

The fourth proportional to 3,908,596.03, 5,393,863.04 and 2,166,377.77 is: 2,989,601.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908,596.03 : 5,393,863.04 = 2,166,377.77 : x
  2. Step 2: Convert to fraction form
    3,908,596.03/5,393,863.04 = 2,166,377.77/x
  3. Step 3: Cross multiply
    3,908,596.03x = 5,393,863.04 × 2,166,377.77
  4. Step 4: Simplify right side
    3,908,596.03x = 11,685,144,984,280.62
  5. Step 5: Solve for x
    x = 11,685,144,984,280.62/3,908,596.03
  6. Step 6: Final answer
    x = 2,989,601.61

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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.