Home / 1,215,778.92-1,823,399.60-351,025.96

Finding the Fourth Proportional to 1,215,778.92, 1,823,399.60 and 351,025.96

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Solution

The fourth proportional to 1,215,778.92, 1,823,399.60 and 351,025.96 is: 526,461.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,778.92 : 1,823,399.60 = 351,025.96 : x
  2. Step 2: Convert to fraction form
    1,215,778.92/1,823,399.60 = 351,025.96/x
  3. Step 3: Cross multiply
    1,215,778.92x = 1,823,399.60 × 351,025.96
  4. Step 4: Simplify right side
    1,215,778.92x = 640,060,595,053.62
  5. Step 5: Solve for x
    x = 640,060,595,053.62/1,215,778.92
  6. Step 6: Final answer
    x = 526,461.34

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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.