Home / 3,531,208.56-5,297,339.88-1,638,141.36

Finding the Fourth Proportional to 3,531,208.56, 5,297,339.88 and 1,638,141.36

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Solution

The fourth proportional to 3,531,208.56, 5,297,339.88 and 1,638,141.36 is: 2,457,456.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531,208.56 : 5,297,339.88 = 1,638,141.36 : x
  2. Step 2: Convert to fraction form
    3,531,208.56/5,297,339.88 = 1,638,141.36/x
  3. Step 3: Cross multiply
    3,531,208.56x = 5,297,339.88 × 1,638,141.36
  4. Step 4: Simplify right side
    3,531,208.56x = 8,677,791,555,405.44
  5. Step 5: Solve for x
    x = 8,677,791,555,405.44/3,531,208.56
  6. Step 6: Final answer
    x = 2,457,456.54

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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.