Home / 1,122,540.54-1,684,475.22-413,066.81

Finding the Fourth Proportional to 1,122,540.54, 1,684,475.22 and 413,066.81

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Solution

The fourth proportional to 1,122,540.54, 1,684,475.22 and 413,066.81 is: 619,844.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,540.54 : 1,684,475.22 = 413,066.81 : x
  2. Step 2: Convert to fraction form
    1,122,540.54/1,684,475.22 = 413,066.81/x
  3. Step 3: Cross multiply
    1,122,540.54x = 1,684,475.22 × 413,066.81
  4. Step 4: Simplify right side
    1,122,540.54x = 695,800,798,449.21
  5. Step 5: Solve for x
    x = 695,800,798,449.21/1,122,540.54
  6. Step 6: Final answer
    x = 619,844.69

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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.