Home / 1,139,196.38-1,571,517.81-751,603.25

Finding the Fourth Proportional to 1,139,196.38, 1,571,517.81 and 751,603.25

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Solution

The fourth proportional to 1,139,196.38, 1,571,517.81 and 751,603.25 is: 1,036,834.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,196.38 : 1,571,517.81 = 751,603.25 : x
  2. Step 2: Convert to fraction form
    1,139,196.38/1,571,517.81 = 751,603.25/x
  3. Step 3: Cross multiply
    1,139,196.38x = 1,571,517.81 × 751,603.25
  4. Step 4: Simplify right side
    1,139,196.38x = 1,181,157,897,357.68
  5. Step 5: Solve for x
    x = 1,181,157,897,357.68/1,139,196.38
  6. Step 6: Final answer
    x = 1,036,834.32

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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.