Home / 2,155,946.30-3,236,162.49-1,587,968.73

Finding the Fourth Proportional to 2,155,946.30, 3,236,162.49 and 1,587,968.73

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Solution

The fourth proportional to 2,155,946.30, 3,236,162.49 and 1,587,968.73 is: 2,383,605.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,946.30 : 3,236,162.49 = 1,587,968.73 : x
  2. Step 2: Convert to fraction form
    2,155,946.30/3,236,162.49 = 1,587,968.73/x
  3. Step 3: Cross multiply
    2,155,946.30x = 3,236,162.49 × 1,587,968.73
  4. Step 4: Simplify right side
    2,155,946.30x = 5,138,924,839,318.94
  5. Step 5: Solve for x
    x = 5,138,924,839,318.94/2,155,946.30
  6. Step 6: Final answer
    x = 2,383,605.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.