Home / 1,099,727.80-1,649,591.70-657,359.80

Finding the Fourth Proportional to 1,099,727.80, 1,649,591.70 and 657,359.80

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Solution

The fourth proportional to 1,099,727.80, 1,649,591.70 and 657,359.80 is: 986,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,727.80 : 1,649,591.70 = 657,359.80 : x
  2. Step 2: Convert to fraction form
    1,099,727.80/1,649,591.70 = 657,359.80/x
  3. Step 3: Cross multiply
    1,099,727.80x = 1,649,591.70 × 657,359.80
  4. Step 4: Simplify right side
    1,099,727.80x = 1,084,375,269,993.66
  5. Step 5: Solve for x
    x = 1,084,375,269,993.66/1,099,727.80
  6. Step 6: Final answer
    x = 986,039.70

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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.