Home / 1,195,412.22-1,649,669.49-679,167.03

Finding the Fourth Proportional to 1,195,412.22, 1,649,669.49 and 679,167.03

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Solution

The fourth proportional to 1,195,412.22, 1,649,669.49 and 679,167.03 is: 937,250.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,412.22 : 1,649,669.49 = 679,167.03 : x
  2. Step 2: Convert to fraction form
    1,195,412.22/1,649,669.49 = 679,167.03/x
  3. Step 3: Cross multiply
    1,195,412.22x = 1,649,669.49 × 679,167.03
  4. Step 4: Simplify right side
    1,195,412.22x = 1,120,401,128,004.91
  5. Step 5: Solve for x
    x = 1,120,401,128,004.91/1,195,412.22
  6. Step 6: Final answer
    x = 937,250.86

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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.