Home / 1,108,781.68-1,530,120.88-599,484.05

Finding the Fourth Proportional to 1,108,781.68, 1,530,120.88 and 599,484.05

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Solution

The fourth proportional to 1,108,781.68, 1,530,120.88 and 599,484.05 is: 827,289.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,781.68 : 1,530,120.88 = 599,484.05 : x
  2. Step 2: Convert to fraction form
    1,108,781.68/1,530,120.88 = 599,484.05/x
  3. Step 3: Cross multiply
    1,108,781.68x = 1,530,120.88 × 599,484.05
  4. Step 4: Simplify right side
    1,108,781.68x = 917,283,062,131.96
  5. Step 5: Solve for x
    x = 917,283,062,131.96/1,108,781.68
  6. Step 6: Final answer
    x = 827,289.16

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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.