Home / 2,200,312.80-3,302,413.20-1,300,629.60

Finding the Fourth Proportional to 2,200,312.80, 3,302,413.20 and 1,300,629.60

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Solution

The fourth proportional to 2,200,312.80, 3,302,413.20 and 1,300,629.60 is: 1,952,093.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,312.80 : 3,302,413.20 = 1,300,629.60 : x
  2. Step 2: Convert to fraction form
    2,200,312.80/3,302,413.20 = 1,300,629.60/x
  3. Step 3: Cross multiply
    2,200,312.80x = 3,302,413.20 × 1,300,629.60
  4. Step 4: Simplify right side
    2,200,312.80x = 4,295,216,359,350.72
  5. Step 5: Solve for x
    x = 4,295,216,359,350.72/2,200,312.80
  6. Step 6: Final answer
    x = 1,952,093.52

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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.