Home / 875,902.68-1,312,979.22-755,471.88

Finding the Fourth Proportional to 875,902.68, 1,312,979.22 and 755,471.88

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Solution

The fourth proportional to 875,902.68, 1,312,979.22 and 755,471.88 is: 1,132,453.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,902.68 : 1,312,979.22 = 755,471.88 : x
  2. Step 2: Convert to fraction form
    875,902.68/1,312,979.22 = 755,471.88/x
  3. Step 3: Cross multiply
    875,902.68x = 1,312,979.22 × 755,471.88
  4. Step 4: Simplify right side
    875,902.68x = 991,918,879,734.33
  5. Step 5: Solve for x
    x = 991,918,879,734.33/875,902.68
  6. Step 6: Final answer
    x = 1,132,453.30

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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.