Home / 875,183.06-1,199,876.36-859,240.64

Finding the Fourth Proportional to 875,183.06, 1,199,876.36 and 859,240.64

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Solution

The fourth proportional to 875,183.06, 1,199,876.36 and 859,240.64 is: 1,178,019.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,183.06 : 1,199,876.36 = 859,240.64 : x
  2. Step 2: Convert to fraction form
    875,183.06/1,199,876.36 = 859,240.64/x
  3. Step 3: Cross multiply
    875,183.06x = 1,199,876.36 × 859,240.64
  4. Step 4: Simplify right side
    875,183.06x = 1,030,982,531,487.27
  5. Step 5: Solve for x
    x = 1,030,982,531,487.27/875,183.06
  6. Step 6: Final answer
    x = 1,178,019.30

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.