Home / 1,081,537.92-1,622,535.30-407,604.96

Finding the Fourth Proportional to 1,081,537.92, 1,622,535.30 and 407,604.96

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Solution

The fourth proportional to 1,081,537.92, 1,622,535.30 and 407,604.96 is: 611,493.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,537.92 : 1,622,535.30 = 407,604.96 : x
  2. Step 2: Convert to fraction form
    1,081,537.92/1,622,535.30 = 407,604.96/x
  3. Step 3: Cross multiply
    1,081,537.92x = 1,622,535.30 × 407,604.96
  4. Step 4: Simplify right side
    1,081,537.92x = 661,353,436,055.09
  5. Step 5: Solve for x
    x = 661,353,436,055.09/1,081,537.92
  6. Step 6: Final answer
    x = 611,493.53

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1.5x scale

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.