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Finding the Fourth Proportional to 5,843,243.08, 8,765,806.40 and 1,799,729.56

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Solution

The fourth proportional to 5,843,243.08, 8,765,806.40 and 1,799,729.56 is: 2,699,884.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,843,243.08 : 8,765,806.40 = 1,799,729.56 : x
  2. Step 2: Convert to fraction form
    5,843,243.08/8,765,806.40 = 1,799,729.56/x
  3. Step 3: Cross multiply
    5,843,243.08x = 8,765,806.40 × 1,799,729.56
  4. Step 4: Simplify right side
    5,843,243.08x = 15,776,080,895,317.19
  5. Step 5: Solve for x
    x = 15,776,080,895,317.19/5,843,243.08
  6. Step 6: Final answer
    x = 2,699,884.41

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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.