Home / 3,217,761.26-4,822,287.32-1,222,128.62

Finding the Fourth Proportional to 3,217,761.26, 4,822,287.32 and 1,222,128.62

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Solution

The fourth proportional to 3,217,761.26, 4,822,287.32 and 1,222,128.62 is: 1,831,539.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,761.26 : 4,822,287.32 = 1,222,128.62 : x
  2. Step 2: Convert to fraction form
    3,217,761.26/4,822,287.32 = 1,222,128.62/x
  3. Step 3: Cross multiply
    3,217,761.26x = 4,822,287.32 × 1,222,128.62
  4. Step 4: Simplify right side
    3,217,761.26x = 5,893,455,347,635.10
  5. Step 5: Solve for x
    x = 5,893,455,347,635.10/3,217,761.26
  6. Step 6: Final answer
    x = 1,831,539.03

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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.