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Finding the Third Proportional to 3,428,505.56 and 4,572,890.44

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Solution

The third proportional to 3,428,505.56 and 4,572,890.44 is: 6,099,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,505.56 : 4,572,890.44 = 4,572,890.44 : x
  2. Step 2: Convert to fraction form
    3,428,505.56/4,572,890.44 = 4,572,890.44/x
  3. Step 3: Cross multiply
    3,428,505.56x = 4,572,890.44 × 4,572,890.44
  4. Step 4: Simplify right side
    3,428,505.56x = 20,911,326,953,378.94
  5. Step 5: Solve for x
    x = 20,911,326,953,378.94/3,428,505.56
  6. Step 6: Final answer
    x = 6,099,254.20

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.