Home / 2,531,980.62-3,494,002.23-1,385,843.58

Finding the Fourth Proportional to 2,531,980.62, 3,494,002.23 and 1,385,843.58

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Solution

The fourth proportional to 2,531,980.62, 3,494,002.23 and 1,385,843.58 is: 1,912,392.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531,980.62 : 3,494,002.23 = 1,385,843.58 : x
  2. Step 2: Convert to fraction form
    2,531,980.62/3,494,002.23 = 1,385,843.58/x
  3. Step 3: Cross multiply
    2,531,980.62x = 3,494,002.23 × 1,385,843.58
  4. Step 4: Simplify right side
    2,531,980.62x = 4,842,140,558,951.18
  5. Step 5: Solve for x
    x = 4,842,140,558,951.18/2,531,980.62
  6. Step 6: Final answer
    x = 1,912,392.43

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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.