Home / 5,279,285-7,285,413.30-2,864,837

Finding the Fourth Proportional to 5,279,285, 7,285,413.30 and 2,864,837

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Solution

The fourth proportional to 5,279,285, 7,285,413.30 and 2,864,837 is: 3,953,475.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279,285 : 7,285,413.30 = 2,864,837 : x
  2. Step 2: Convert to fraction form
    5,279,285/7,285,413.30 = 2,864,837/x
  3. Step 3: Cross multiply
    5,279,285x = 7,285,413.30 × 2,864,837
  4. Step 4: Simplify right side
    5,279,285x = 20,871,521,582,132.10
  5. Step 5: Solve for x
    x = 20,871,521,582,132.10/5,279,285
  6. Step 6: Final answer
    x = 3,953,475.06

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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.