Home / 3,622,540.48-4,999,132.84-1,990,975.60

Finding the Fourth Proportional to 3,622,540.48, 4,999,132.84 and 1,990,975.60

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Solution

The fourth proportional to 3,622,540.48, 4,999,132.84 and 1,990,975.60 is: 2,747,561.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,540.48 : 4,999,132.84 = 1,990,975.60 : x
  2. Step 2: Convert to fraction form
    3,622,540.48/4,999,132.84 = 1,990,975.60/x
  3. Step 3: Cross multiply
    3,622,540.48x = 4,999,132.84 × 1,990,975.60
  4. Step 4: Simplify right side
    3,622,540.48x = 9,953,151,505,598.71
  5. Step 5: Solve for x
    x = 9,953,151,505,598.71/3,622,540.48
  6. Step 6: Final answer
    x = 2,747,561.16

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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.