Home / 3,113,778.38-4,382,970.75

Finding the Third Proportional to 3,113,778.38 and 4,382,970.75

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Solution

The third proportional to 3,113,778.38 and 4,382,970.75 is: 6,169,492.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,778.38 : 4,382,970.75 = 4,382,970.75 : x
  2. Step 2: Convert to fraction form
    3,113,778.38/4,382,970.75 = 4,382,970.75/x
  3. Step 3: Cross multiply
    3,113,778.38x = 4,382,970.75 × 4,382,970.75
  4. Step 4: Simplify right side
    3,113,778.38x = 19,210,432,595,355.56
  5. Step 5: Solve for x
    x = 19,210,432,595,355.56/3,113,778.38
  6. Step 6: Final answer
    x = 6,169,492.58

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.