Home / 1,259,517.76-1,886,507.39-1,040,898.80

Finding the Fourth Proportional to 1,259,517.76, 1,886,507.39 and 1,040,898.80

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Solution

The fourth proportional to 1,259,517.76, 1,886,507.39 and 1,040,898.80 is: 1,559,059.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,517.76 : 1,886,507.39 = 1,040,898.80 : x
  2. Step 2: Convert to fraction form
    1,259,517.76/1,886,507.39 = 1,040,898.80/x
  3. Step 3: Cross multiply
    1,259,517.76x = 1,886,507.39 × 1,040,898.80
  4. Step 4: Simplify right side
    1,259,517.76x = 1,963,663,271,611.84
  5. Step 5: Solve for x
    x = 1,963,663,271,611.84/1,259,517.76
  6. Step 6: Final answer
    x = 1,559,059.62

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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.