Home / 1,202,736.61-1,659,771.63-658,871.64

Finding the Fourth Proportional to 1,202,736.61, 1,659,771.63 and 658,871.64

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Solution

The fourth proportional to 1,202,736.61, 1,659,771.63 and 658,871.64 is: 909,240.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,736.61 : 1,659,771.63 = 658,871.64 : x
  2. Step 2: Convert to fraction form
    1,202,736.61/1,659,771.63 = 658,871.64/x
  3. Step 3: Cross multiply
    1,202,736.61x = 1,659,771.63 × 658,871.64
  4. Step 4: Simplify right side
    1,202,736.61x = 1,093,576,455,883.57
  5. Step 5: Solve for x
    x = 1,093,576,455,883.57/1,202,736.61
  6. Step 6: Final answer
    x = 909,240.18

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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.