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Finding the Fourth Proportional to 5,694,393.93, 8,542,481.72 and 1,855,325.22

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Solution

The fourth proportional to 5,694,393.93, 8,542,481.72 and 1,855,325.22 is: 2,783,278.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694,393.93 : 8,542,481.72 = 1,855,325.22 : x
  2. Step 2: Convert to fraction form
    5,694,393.93/8,542,481.72 = 1,855,325.22/x
  3. Step 3: Cross multiply
    5,694,393.93x = 8,542,481.72 × 1,855,325.22
  4. Step 4: Simplify right side
    5,694,393.93x = 15,849,081,767,228.35
  5. Step 5: Solve for x
    x = 15,849,081,767,228.35/5,694,393.93
  6. Step 6: Final answer
    x = 2,783,278.07

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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.