Home / 1,673,203.16-2,309,217.19-994,139.66

Finding the Fourth Proportional to 1,673,203.16, 2,309,217.19 and 994,139.66

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Solution

The fourth proportional to 1,673,203.16, 2,309,217.19 and 994,139.66 is: 1,372,029.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,203.16 : 2,309,217.19 = 994,139.66 : x
  2. Step 2: Convert to fraction form
    1,673,203.16/2,309,217.19 = 994,139.66/x
  3. Step 3: Cross multiply
    1,673,203.16x = 2,309,217.19 × 994,139.66
  4. Step 4: Simplify right side
    1,673,203.16x = 2,295,684,375,615.97
  5. Step 5: Solve for x
    x = 2,295,684,375,615.97/1,673,203.16
  6. Step 6: Final answer
    x = 1,372,029.67

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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.