Home / 3,722,684.40-5,583,361.39-990,246.60

Finding the Fourth Proportional to 3,722,684.40, 5,583,361.39 and 990,246.60

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Solution

The fourth proportional to 3,722,684.40, 5,583,361.39 and 990,246.60 is: 1,485,192.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722,684.40 : 5,583,361.39 = 990,246.60 : x
  2. Step 2: Convert to fraction form
    3,722,684.40/5,583,361.39 = 990,246.60/x
  3. Step 3: Cross multiply
    3,722,684.40x = 5,583,361.39 × 990,246.60
  4. Step 4: Simplify right side
    3,722,684.40x = 5,528,904,630,543.16
  5. Step 5: Solve for x
    x = 5,528,904,630,543.16/3,722,684.40
  6. Step 6: Final answer
    x = 1,485,192.95

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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.