Home / 1,138,360.68-1,570,937.22-629,058.60

Finding the Fourth Proportional to 1,138,360.68, 1,570,937.22 and 629,058.60

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Solution

The fourth proportional to 1,138,360.68, 1,570,937.22 and 629,058.60 is: 868,100.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,360.68 : 1,570,937.22 = 629,058.60 : x
  2. Step 2: Convert to fraction form
    1,138,360.68/1,570,937.22 = 629,058.60/x
  3. Step 3: Cross multiply
    1,138,360.68x = 1,570,937.22 × 629,058.60
  4. Step 4: Simplify right side
    1,138,360.68x = 988,211,568,301.09
  5. Step 5: Solve for x
    x = 988,211,568,301.09/1,138,360.68
  6. Step 6: Final answer
    x = 868,100.58

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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.