Home / 6,405,684.52-9,608,528.86-1,613,413.48

Finding the Fourth Proportional to 6,405,684.52, 9,608,528.86 and 1,613,413.48

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Solution

The fourth proportional to 6,405,684.52, 9,608,528.86 and 1,613,413.48 is: 2,420,120.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405,684.52 : 9,608,528.86 = 1,613,413.48 : x
  2. Step 2: Convert to fraction form
    6,405,684.52/9,608,528.86 = 1,613,413.48/x
  3. Step 3: Cross multiply
    6,405,684.52x = 9,608,528.86 × 1,613,413.48
  4. Step 4: Simplify right side
    6,405,684.52x = 15,502,529,985,693.03
  5. Step 5: Solve for x
    x = 15,502,529,985,693.03/6,405,684.52
  6. Step 6: Final answer
    x = 2,420,120.74

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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.