Home / 1,061,682.36-1,588,781.88-662,511.12

Finding the Fourth Proportional to 1,061,682.36, 1,588,781.88 and 662,511.12

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Solution

The fourth proportional to 1,061,682.36, 1,588,781.88 and 662,511.12 is: 991,431.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,682.36 : 1,588,781.88 = 662,511.12 : x
  2. Step 2: Convert to fraction form
    1,061,682.36/1,588,781.88 = 662,511.12/x
  3. Step 3: Cross multiply
    1,061,682.36x = 1,588,781.88 × 662,511.12
  4. Step 4: Simplify right side
    1,061,682.36x = 1,052,585,662,754.51
  5. Step 5: Solve for x
    x = 1,052,585,662,754.51/1,061,682.36
  6. Step 6: Final answer
    x = 991,431.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.