Home / 1,861,912.54-2,793,087.54-664,005.16

Finding the Fourth Proportional to 1,861,912.54, 2,793,087.54 and 664,005.16

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Solution

The fourth proportional to 1,861,912.54, 2,793,087.54 and 664,005.16 is: 996,085.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,912.54 : 2,793,087.54 = 664,005.16 : x
  2. Step 2: Convert to fraction form
    1,861,912.54/2,793,087.54 = 664,005.16/x
  3. Step 3: Cross multiply
    1,861,912.54x = 2,793,087.54 × 664,005.16
  4. Step 4: Simplify right side
    1,861,912.54x = 1,854,624,538,891.71
  5. Step 5: Solve for x
    x = 1,854,624,538,891.71/1,861,912.54
  6. Step 6: Final answer
    x = 996,085.74

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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.