Home / 1,199,552.54-1,799,421.60-400,836.86

Finding the Fourth Proportional to 1,199,552.54, 1,799,421.60 and 400,836.86

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Solution

The fourth proportional to 1,199,552.54, 1,799,421.60 and 400,836.86 is: 601,286.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,552.54 : 1,799,421.60 = 400,836.86 : x
  2. Step 2: Convert to fraction form
    1,199,552.54/1,799,421.60 = 400,836.86/x
  3. Step 3: Cross multiply
    1,199,552.54x = 1,799,421.60 × 400,836.86
  4. Step 4: Simplify right side
    1,199,552.54x = 721,274,503,960.18
  5. Step 5: Solve for x
    x = 721,274,503,960.18/1,199,552.54
  6. Step 6: Final answer
    x = 601,286.30

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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.