Home / 1,940,688.40-2,906,885.40-1,608,912.40

Finding the Fourth Proportional to 1,940,688.40, 2,906,885.40 and 1,608,912.40

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Solution

The fourth proportional to 1,940,688.40, 2,906,885.40 and 1,608,912.40 is: 2,409,930.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,688.40 : 2,906,885.40 = 1,608,912.40 : x
  2. Step 2: Convert to fraction form
    1,940,688.40/2,906,885.40 = 1,608,912.40/x
  3. Step 3: Cross multiply
    1,940,688.40x = 2,906,885.40 × 1,608,912.40
  4. Step 4: Simplify right side
    1,940,688.40x = 4,676,923,965,438.96
  5. Step 5: Solve for x
    x = 4,676,923,965,438.96/1,940,688.40
  6. Step 6: Final answer
    x = 2,409,930.40

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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.