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Finding the Fourth Proportional to 3,579,353.88, 5,369,041.88 and 883,679.40

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Solution

The fourth proportional to 3,579,353.88, 5,369,041.88 and 883,679.40 is: 1,325,521.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,353.88 : 5,369,041.88 = 883,679.40 : x
  2. Step 2: Convert to fraction form
    3,579,353.88/5,369,041.88 = 883,679.40/x
  3. Step 3: Cross multiply
    3,579,353.88x = 5,369,041.88 × 883,679.40
  4. Step 4: Simplify right side
    3,579,353.88x = 4,744,511,707,093.27
  5. Step 5: Solve for x
    x = 4,744,511,707,093.27/3,579,353.88
  6. Step 6: Final answer
    x = 1,325,521.83

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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.