Home / 1,195,505.68-1,649,797.86-658,961.68

Finding the Fourth Proportional to 1,195,505.68, 1,649,797.86 and 658,961.68

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Solution

The fourth proportional to 1,195,505.68, 1,649,797.86 and 658,961.68 is: 909,367.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,505.68 : 1,649,797.86 = 658,961.68 : x
  2. Step 2: Convert to fraction form
    1,195,505.68/1,649,797.86 = 658,961.68/x
  3. Step 3: Cross multiply
    1,195,505.68x = 1,649,797.86 × 658,961.68
  4. Step 4: Simplify right side
    1,195,505.68x = 1,087,153,569,486.01
  5. Step 5: Solve for x
    x = 1,087,153,569,486.01/1,195,505.68
  6. Step 6: Final answer
    x = 909,367.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.