Home / 1,195,556.16-1,649,878.56-659,031.36

Finding the Fourth Proportional to 1,195,556.16, 1,649,878.56 and 659,031.36

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Solution

The fourth proportional to 1,195,556.16, 1,649,878.56 and 659,031.36 is: 909,469.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,556.16 : 1,649,878.56 = 659,031.36 : x
  2. Step 2: Convert to fraction form
    1,195,556.16/1,649,878.56 = 659,031.36/x
  3. Step 3: Cross multiply
    1,195,556.16x = 1,649,878.56 × 659,031.36
  4. Step 4: Simplify right side
    1,195,556.16x = 1,087,321,711,231.64
  5. Step 5: Solve for x
    x = 1,087,321,711,231.64/1,195,556.16
  6. Step 6: Final answer
    x = 909,469.37

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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.