Home / 1,100,798.75-1,649,049.37-758,434.48

Finding the Fourth Proportional to 1,100,798.75, 1,649,049.37 and 758,434.48

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Solution

The fourth proportional to 1,100,798.75, 1,649,049.37 and 758,434.48 is: 1,136,171.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,798.75 : 1,649,049.37 = 758,434.48 : x
  2. Step 2: Convert to fraction form
    1,100,798.75/1,649,049.37 = 758,434.48/x
  3. Step 3: Cross multiply
    1,100,798.75x = 1,649,049.37 × 758,434.48
  4. Step 4: Simplify right side
    1,100,798.75x = 1,250,695,895,411.57
  5. Step 5: Solve for x
    x = 1,250,695,895,411.57/1,100,798.75
  6. Step 6: Final answer
    x = 1,136,171.25

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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.