Home / 3,919,167.95-5,879,121.69-1,523,196.05

Finding the Fourth Proportional to 3,919,167.95, 5,879,121.69 and 1,523,196.05

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Solution

The fourth proportional to 3,919,167.95, 5,879,121.69 and 1,523,196.05 is: 2,284,937.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,167.95 : 5,879,121.69 = 1,523,196.05 : x
  2. Step 2: Convert to fraction form
    3,919,167.95/5,879,121.69 = 1,523,196.05/x
  3. Step 3: Cross multiply
    3,919,167.95x = 5,879,121.69 × 1,523,196.05
  4. Step 4: Simplify right side
    3,919,167.95x = 8,955,054,935,677.33
  5. Step 5: Solve for x
    x = 8,955,054,935,677.33/3,919,167.95
  6. Step 6: Final answer
    x = 2,284,937.79

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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.