Home / 1,322,028.54-1,983,089.86-423,353.52

Finding the Fourth Proportional to 1,322,028.54, 1,983,089.86 and 423,353.52

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Solution

The fourth proportional to 1,322,028.54, 1,983,089.86 and 423,353.52 is: 635,045.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,028.54 : 1,983,089.86 = 423,353.52 : x
  2. Step 2: Convert to fraction form
    1,322,028.54/1,983,089.86 = 423,353.52/x
  3. Step 3: Cross multiply
    1,322,028.54x = 1,983,089.86 × 423,353.52
  4. Step 4: Simplify right side
    1,322,028.54x = 839,548,071,648.92
  5. Step 5: Solve for x
    x = 839,548,071,648.92/1,322,028.54
  6. Step 6: Final answer
    x = 635,045.35

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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.