Home / 3,212,837.20-4,433,697.30-1,762,495.48

Finding the Fourth Proportional to 3,212,837.20, 4,433,697.30 and 1,762,495.48

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Solution

The fourth proportional to 3,212,837.20, 4,433,697.30 and 1,762,495.48 is: 2,432,233.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,837.20 : 4,433,697.30 = 1,762,495.48 : x
  2. Step 2: Convert to fraction form
    3,212,837.20/4,433,697.30 = 1,762,495.48/x
  3. Step 3: Cross multiply
    3,212,837.20x = 4,433,697.30 × 1,762,495.48
  4. Step 4: Simplify right side
    3,212,837.20x = 7,814,371,450,938.20
  5. Step 5: Solve for x
    x = 7,814,371,450,938.20/3,212,837.20
  6. Step 6: Final answer
    x = 2,432,233.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.