Home / 1,108,080.67-1,530,412.41-744,874.60

Finding the Fourth Proportional to 1,108,080.67, 1,530,412.41 and 744,874.60

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Solution

The fourth proportional to 1,108,080.67, 1,530,412.41 and 744,874.60 is: 1,028,774.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,080.67 : 1,530,412.41 = 744,874.60 : x
  2. Step 2: Convert to fraction form
    1,108,080.67/1,530,412.41 = 744,874.60/x
  3. Step 3: Cross multiply
    1,108,080.67x = 1,530,412.41 × 744,874.60
  4. Step 4: Simplify right side
    1,108,080.67x = 1,139,965,331,733.79
  5. Step 5: Solve for x
    x = 1,139,965,331,733.79/1,108,080.67
  6. Step 6: Final answer
    x = 1,028,774.68

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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.