Home / 1,433,896.40-2,150,844.60-985,998.80

Finding the Fourth Proportional to 1,433,896.40, 2,150,844.60 and 985,998.80

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Solution

The fourth proportional to 1,433,896.40, 2,150,844.60 and 985,998.80 is: 1,478,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,896.40 : 2,150,844.60 = 985,998.80 : x
  2. Step 2: Convert to fraction form
    1,433,896.40/2,150,844.60 = 985,998.80/x
  3. Step 3: Cross multiply
    1,433,896.40x = 2,150,844.60 × 985,998.80
  4. Step 4: Simplify right side
    1,433,896.40x = 2,120,730,194,586.48
  5. Step 5: Solve for x
    x = 2,120,730,194,586.48/1,433,896.40
  6. Step 6: Final answer
    x = 1,478,998.20

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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.