Home / 3,212,700.12-4,433,560.38-1,762,398.36

Finding the Fourth Proportional to 3,212,700.12, 4,433,560.38 and 1,762,398.36

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Solution

The fourth proportional to 3,212,700.12, 4,433,560.38 and 1,762,398.36 is: 2,432,128.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,700.12 : 4,433,560.38 = 1,762,398.36 : x
  2. Step 2: Convert to fraction form
    3,212,700.12/4,433,560.38 = 1,762,398.36/x
  3. Step 3: Cross multiply
    3,212,700.12x = 4,433,560.38 × 1,762,398.36
  4. Step 4: Simplify right side
    3,212,700.12x = 7,813,699,542,672.98
  5. Step 5: Solve for x
    x = 7,813,699,542,672.98/3,212,700.12
  6. Step 6: Final answer
    x = 2,432,128.51

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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.