Home / 1,117,996.22-1,542,756.92-634,571.20

Finding the Fourth Proportional to 1,117,996.22, 1,542,756.92 and 634,571.20

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Solution

The fourth proportional to 1,117,996.22, 1,542,756.92 and 634,571.20 is: 875,664.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,996.22 : 1,542,756.92 = 634,571.20 : x
  2. Step 2: Convert to fraction form
    1,117,996.22/1,542,756.92 = 634,571.20/x
  3. Step 3: Cross multiply
    1,117,996.22x = 1,542,756.92 × 634,571.20
  4. Step 4: Simplify right side
    1,117,996.22x = 978,989,110,032.70
  5. Step 5: Solve for x
    x = 978,989,110,032.70/1,117,996.22
  6. Step 6: Final answer
    x = 875,664.06

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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.