Home / 5,279,561.02-7,285,793.91-2,865,113.02

Finding the Fourth Proportional to 5,279,561.02, 7,285,793.91 and 2,865,113.02

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Solution

The fourth proportional to 5,279,561.02, 7,285,793.91 and 2,865,113.02 is: 3,953,855.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279,561.02 : 7,285,793.91 = 2,865,113.02 : x
  2. Step 2: Convert to fraction form
    5,279,561.02/7,285,793.91 = 2,865,113.02/x
  3. Step 3: Cross multiply
    5,279,561.02x = 7,285,793.91 × 2,865,113.02
  4. Step 4: Simplify right side
    5,279,561.02x = 20,874,622,992,577.71
  5. Step 5: Solve for x
    x = 20,874,622,992,577.71/5,279,561.02
  6. Step 6: Final answer
    x = 3,953,855.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.