Home / 2,946,987.86-4,420,481.97-817,072.02

Finding the Fourth Proportional to 2,946,987.86, 4,420,481.97 and 817,072.02

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Solution

The fourth proportional to 2,946,987.86, 4,420,481.97 and 817,072.02 is: 1,225,608.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,987.86 : 4,420,481.97 = 817,072.02 : x
  2. Step 2: Convert to fraction form
    2,946,987.86/4,420,481.97 = 817,072.02/x
  3. Step 3: Cross multiply
    2,946,987.86x = 4,420,481.97 × 817,072.02
  4. Step 4: Simplify right side
    2,946,987.86x = 3,611,852,132,601.48
  5. Step 5: Solve for x
    x = 3,611,852,132,601.48/2,946,987.86
  6. Step 6: Final answer
    x = 1,225,608.08

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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.