Home / 1,360,078.25-1,876,881.85-748,195.34

Finding the Fourth Proportional to 1,360,078.25, 1,876,881.85 and 748,195.34

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Solution

The fourth proportional to 1,360,078.25, 1,876,881.85 and 748,195.34 is: 1,032,495.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,078.25 : 1,876,881.85 = 748,195.34 : x
  2. Step 2: Convert to fraction form
    1,360,078.25/1,876,881.85 = 748,195.34/x
  3. Step 3: Cross multiply
    1,360,078.25x = 1,876,881.85 × 748,195.34
  4. Step 4: Simplify right side
    1,360,078.25x = 1,404,274,242,645.68
  5. Step 5: Solve for x
    x = 1,404,274,242,645.68/1,360,078.25
  6. Step 6: Final answer
    x = 1,032,495.19

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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.