Home / 3,389,318-5,083,972.32-864,973.20

Finding the Fourth Proportional to 3,389,318, 5,083,972.32 and 864,973.20

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Solution

The fourth proportional to 3,389,318, 5,083,972.32 and 864,973.20 is: 1,297,458.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,318 : 5,083,972.32 = 864,973.20 : x
  2. Step 2: Convert to fraction form
    3,389,318/5,083,972.32 = 864,973.20/x
  3. Step 3: Cross multiply
    3,389,318x = 5,083,972.32 × 864,973.20
  4. Step 4: Simplify right side
    3,389,318x = 4,397,499,806,341.82
  5. Step 5: Solve for x
    x = 4,397,499,806,341.82/3,389,318
  6. Step 6: Final answer
    x = 1,297,458.61

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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.