Home / 1,151,645.66-1,589,266.55-635,431.69

Finding the Fourth Proportional to 1,151,645.66, 1,589,266.55 and 635,431.69

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Solution

The fourth proportional to 1,151,645.66, 1,589,266.55 and 635,431.69 is: 876,893.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,645.66 : 1,589,266.55 = 635,431.69 : x
  2. Step 2: Convert to fraction form
    1,151,645.66/1,589,266.55 = 635,431.69/x
  3. Step 3: Cross multiply
    1,151,645.66x = 1,589,266.55 × 635,431.69
  4. Step 4: Simplify right side
    1,151,645.66x = 1,009,870,318,603.48
  5. Step 5: Solve for x
    x = 1,009,870,318,603.48/1,151,645.66
  6. Step 6: Final answer
    x = 876,893.26

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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.