Home / 5,379,014.79-8,066,147.84-1,539,965.97

Finding the Fourth Proportional to 5,379,014.79, 8,066,147.84 and 1,539,965.97

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Solution

The fourth proportional to 5,379,014.79, 8,066,147.84 and 1,539,965.97 is: 2,309,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379,014.79 : 8,066,147.84 = 1,539,965.97 : x
  2. Step 2: Convert to fraction form
    5,379,014.79/8,066,147.84 = 1,539,965.97/x
  3. Step 3: Cross multiply
    5,379,014.79x = 8,066,147.84 × 1,539,965.97
  4. Step 4: Simplify right side
    5,379,014.79x = 12,421,593,174,889.17
  5. Step 5: Solve for x
    x = 12,421,593,174,889.17/5,379,014.79
  6. Step 6: Final answer
    x = 2,309,269.20

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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.