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Finding the Fourth Proportional to 5,810,447.44, 8,717,071.80 and 1,821,359.44

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Solution

The fourth proportional to 5,810,447.44, 8,717,071.80 and 1,821,359.44 is: 2,732,478.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810,447.44 : 8,717,071.80 = 1,821,359.44 : x
  2. Step 2: Convert to fraction form
    5,810,447.44/8,717,071.80 = 1,821,359.44/x
  3. Step 3: Cross multiply
    5,810,447.44x = 8,717,071.80 × 1,821,359.44
  4. Step 4: Simplify right side
    5,810,447.44x = 15,876,921,012,087.79
  5. Step 5: Solve for x
    x = 15,876,921,012,087.79/5,810,447.44
  6. Step 6: Final answer
    x = 2,732,478.21

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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.