Home / 1,292,167.27-1,938,258.20-1,150,668.37

Finding the Fourth Proportional to 1,292,167.27, 1,938,258.20 and 1,150,668.37

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Solution

The fourth proportional to 1,292,167.27, 1,938,258.20 and 1,150,668.37 is: 1,726,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,167.27 : 1,938,258.20 = 1,150,668.37 : x
  2. Step 2: Convert to fraction form
    1,292,167.27/1,938,258.20 = 1,150,668.37/x
  3. Step 3: Cross multiply
    1,292,167.27x = 1,938,258.20 × 1,150,668.37
  4. Step 4: Simplify right side
    1,292,167.27x = 2,230,292,403,633.13
  5. Step 5: Solve for x
    x = 2,230,292,403,633.13/1,292,167.27
  6. Step 6: Final answer
    x = 1,726,009.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.