Home / 3,015,731.04-4,522,415.52-1,121,439.12

Finding the Fourth Proportional to 3,015,731.04, 4,522,415.52 and 1,121,439.12

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Solution

The fourth proportional to 3,015,731.04, 4,522,415.52 and 1,121,439.12 is: 1,681,719.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,731.04 : 4,522,415.52 = 1,121,439.12 : x
  2. Step 2: Convert to fraction form
    3,015,731.04/4,522,415.52 = 1,121,439.12/x
  3. Step 3: Cross multiply
    3,015,731.04x = 4,522,415.52 × 1,121,439.12
  4. Step 4: Simplify right side
    3,015,731.04x = 5,071,613,681,023.14
  5. Step 5: Solve for x
    x = 5,071,613,681,023.14/3,015,731.04
  6. Step 6: Final answer
    x = 1,681,719.49

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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.