Home / 2,668,286.54-4,003,178.09-1,071,970.63

Finding the Fourth Proportional to 2,668,286.54, 4,003,178.09 and 1,071,970.63

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Solution

The fourth proportional to 2,668,286.54, 4,003,178.09 and 1,071,970.63 is: 1,608,256.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,286.54 : 4,003,178.09 = 1,071,970.63 : x
  2. Step 2: Convert to fraction form
    2,668,286.54/4,003,178.09 = 1,071,970.63/x
  3. Step 3: Cross multiply
    2,668,286.54x = 4,003,178.09 × 1,071,970.63
  4. Step 4: Simplify right side
    2,668,286.54x = 4,291,289,323,771.70
  5. Step 5: Solve for x
    x = 4,291,289,323,771.70/2,668,286.54
  6. Step 6: Final answer
    x = 1,608,256.56

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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.