Home / 2,029,621.32-2,799,610.02-1,305,413.64

Finding the Fourth Proportional to 2,029,621.32, 2,799,610.02 and 1,305,413.64

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Solution

The fourth proportional to 2,029,621.32, 2,799,610.02 and 1,305,413.64 is: 1,800,655.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,621.32 : 2,799,610.02 = 1,305,413.64 : x
  2. Step 2: Convert to fraction form
    2,029,621.32/2,799,610.02 = 1,305,413.64/x
  3. Step 3: Cross multiply
    2,029,621.32x = 2,799,610.02 × 1,305,413.64
  4. Step 4: Simplify right side
    2,029,621.32x = 3,654,649,106,788.67
  5. Step 5: Solve for x
    x = 3,654,649,106,788.67/2,029,621.32
  6. Step 6: Final answer
    x = 1,800,655.65

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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.