Home / 3,389,325.82-5,083,984.50-864,981.16

Finding the Fourth Proportional to 3,389,325.82, 5,083,984.50 and 864,981.16

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Solution

The fourth proportional to 3,389,325.82, 5,083,984.50 and 864,981.16 is: 1,297,470.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,325.82 : 5,083,984.50 = 864,981.16 : x
  2. Step 2: Convert to fraction form
    3,389,325.82/5,083,984.50 = 864,981.16/x
  3. Step 3: Cross multiply
    3,389,325.82x = 5,083,984.50 × 864,981.16
  4. Step 4: Simplify right side
    3,389,325.82x = 4,397,550,810,232.02
  5. Step 5: Solve for x
    x = 4,397,550,810,232.02/3,389,325.82
  6. Step 6: Final answer
    x = 1,297,470.66

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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.