Home / 3,549,258.54-5,324,785.86-990,473.22

Finding the Fourth Proportional to 3,549,258.54, 5,324,785.86 and 990,473.22

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Solution

The fourth proportional to 3,549,258.54, 5,324,785.86 and 990,473.22 is: 1,485,960.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,258.54 : 5,324,785.86 = 990,473.22 : x
  2. Step 2: Convert to fraction form
    3,549,258.54/5,324,785.86 = 990,473.22/x
  3. Step 3: Cross multiply
    3,549,258.54x = 5,324,785.86 × 990,473.22
  4. Step 4: Simplify right side
    3,549,258.54x = 5,274,057,796,564.67
  5. Step 5: Solve for x
    x = 5,274,057,796,564.67/3,549,258.54
  6. Step 6: Final answer
    x = 1,485,960.44

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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.