Home / 3,531,897-5,298,635.25-1,288,035

Finding the Fourth Proportional to 3,531,897, 5,298,635.25 and 1,288,035

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Solution

The fourth proportional to 3,531,897, 5,298,635.25 and 1,288,035 is: 1,932,340.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531,897 : 5,298,635.25 = 1,288,035 : x
  2. Step 2: Convert to fraction form
    3,531,897/5,298,635.25 = 1,288,035/x
  3. Step 3: Cross multiply
    3,531,897x = 5,298,635.25 × 1,288,035
  4. Step 4: Simplify right side
    3,531,897x = 6,824,827,654,233.75
  5. Step 5: Solve for x
    x = 6,824,827,654,233.75/3,531,897
  6. Step 6: Final answer
    x = 1,932,340.51

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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.