Home / 2,012,959.60-3,014,190.60-1,299,122.80

Finding the Fourth Proportional to 2,012,959.60, 3,014,190.60 and 1,299,122.80

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Solution

The fourth proportional to 2,012,959.60, 3,014,190.60 and 1,299,122.80 is: 1,945,296.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,959.60 : 3,014,190.60 = 1,299,122.80 : x
  2. Step 2: Convert to fraction form
    2,012,959.60/3,014,190.60 = 1,299,122.80/x
  3. Step 3: Cross multiply
    2,012,959.60x = 3,014,190.60 × 1,299,122.80
  4. Step 4: Simplify right side
    2,012,959.60x = 3,915,803,732,005.68
  5. Step 5: Solve for x
    x = 3,915,803,732,005.68/2,012,959.60
  6. Step 6: Final answer
    x = 1,945,296.73

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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.