Home / 3,847,246.39-5,772,458.53-1,687,153.32

Finding the Fourth Proportional to 3,847,246.39, 5,772,458.53 and 1,687,153.32

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Solution

The fourth proportional to 3,847,246.39, 5,772,458.53 and 1,687,153.32 is: 2,531,426.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,246.39 : 5,772,458.53 = 1,687,153.32 : x
  2. Step 2: Convert to fraction form
    3,847,246.39/5,772,458.53 = 1,687,153.32/x
  3. Step 3: Cross multiply
    3,847,246.39x = 5,772,458.53 × 1,687,153.32
  4. Step 4: Simplify right side
    3,847,246.39x = 9,739,022,590,880.66
  5. Step 5: Solve for x
    x = 9,739,022,590,880.66/3,847,246.39
  6. Step 6: Final answer
    x = 2,531,426.79

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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.