Home / 1,145,290.86-1,580,504.22-635,993.22

Finding the Fourth Proportional to 1,145,290.86, 1,580,504.22 and 635,993.22

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Solution

The fourth proportional to 1,145,290.86, 1,580,504.22 and 635,993.22 is: 877,672.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,290.86 : 1,580,504.22 = 635,993.22 : x
  2. Step 2: Convert to fraction form
    1,145,290.86/1,580,504.22 = 635,993.22/x
  3. Step 3: Cross multiply
    1,145,290.86x = 1,580,504.22 × 635,993.22
  4. Step 4: Simplify right side
    1,145,290.86x = 1,005,189,968,101.39
  5. Step 5: Solve for x
    x = 1,005,189,968,101.39/1,145,290.86
  6. Step 6: Final answer
    x = 877,672.22

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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.