Home / 1,645,873.92-2,466,270.72-1,111,299.84

Finding the Fourth Proportional to 1,645,873.92, 2,466,270.72 and 1,111,299.84

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Solution

The fourth proportional to 1,645,873.92, 2,466,270.72 and 1,111,299.84 is: 1,665,234.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,873.92 : 2,466,270.72 = 1,111,299.84 : x
  2. Step 2: Convert to fraction form
    1,645,873.92/2,466,270.72 = 1,111,299.84/x
  3. Step 3: Cross multiply
    1,645,873.92x = 2,466,270.72 × 1,111,299.84
  4. Step 4: Simplify right side
    1,645,873.92x = 2,740,766,256,532.69
  5. Step 5: Solve for x
    x = 2,740,766,256,532.69/1,645,873.92
  6. Step 6: Final answer
    x = 1,665,234.64

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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.