Home / 2,152,913.22-3,229,374.36-2,021,381.58

Finding the Fourth Proportional to 2,152,913.22, 3,229,374.36 and 2,021,381.58

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Solution

The fourth proportional to 2,152,913.22, 3,229,374.36 and 2,021,381.58 is: 3,032,076.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,913.22 : 3,229,374.36 = 2,021,381.58 : x
  2. Step 2: Convert to fraction form
    2,152,913.22/3,229,374.36 = 2,021,381.58/x
  3. Step 3: Cross multiply
    2,152,913.22x = 3,229,374.36 × 2,021,381.58
  4. Step 4: Simplify right side
    2,152,913.22x = 6,527,797,846,228.29
  5. Step 5: Solve for x
    x = 6,527,797,846,228.29/2,152,913.22
  6. Step 6: Final answer
    x = 3,032,076.62

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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.