Home / 1,115,108.02-1,538,867.73-605,810.80

Finding the Fourth Proportional to 1,115,108.02, 1,538,867.73 and 605,810.80

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Solution

The fourth proportional to 1,115,108.02, 1,538,867.73 and 605,810.80 is: 836,029.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,108.02 : 1,538,867.73 = 605,810.80 : x
  2. Step 2: Convert to fraction form
    1,115,108.02/1,538,867.73 = 605,810.80/x
  3. Step 3: Cross multiply
    1,115,108.02x = 1,538,867.73 × 605,810.80
  4. Step 4: Simplify right side
    1,115,108.02x = 932,262,690,605.48
  5. Step 5: Solve for x
    x = 932,262,690,605.48/1,115,108.02
  6. Step 6: Final answer
    x = 836,029.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.