Home / 3,317,621.20-4,972,495.20-1,719,361.60

Finding the Fourth Proportional to 3,317,621.20, 4,972,495.20 and 1,719,361.60

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Solution

The fourth proportional to 3,317,621.20, 4,972,495.20 and 1,719,361.60 is: 2,577,002.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,621.20 : 4,972,495.20 = 1,719,361.60 : x
  2. Step 2: Convert to fraction form
    3,317,621.20/4,972,495.20 = 1,719,361.60/x
  3. Step 3: Cross multiply
    3,317,621.20x = 4,972,495.20 × 1,719,361.60
  4. Step 4: Simplify right side
    3,317,621.20x = 8,549,517,303,064.32
  5. Step 5: Solve for x
    x = 8,549,517,303,064.32/3,317,621.20
  6. Step 6: Final answer
    x = 2,577,002.25

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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.