Home / 2,608,810.20-3,913,215.30-715,548.60

Finding the Fourth Proportional to 2,608,810.20, 3,913,215.30 and 715,548.60

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Solution

The fourth proportional to 2,608,810.20, 3,913,215.30 and 715,548.60 is: 1,073,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,810.20 : 3,913,215.30 = 715,548.60 : x
  2. Step 2: Convert to fraction form
    2,608,810.20/3,913,215.30 = 715,548.60/x
  3. Step 3: Cross multiply
    2,608,810.20x = 3,913,215.30 × 715,548.60
  4. Step 4: Simplify right side
    2,608,810.20x = 2,800,095,729,413.58
  5. Step 5: Solve for x
    x = 2,800,095,729,413.58/2,608,810.20
  6. Step 6: Final answer
    x = 1,073,322.90

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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.