Home / 1,222,444.39-1,833,251.34-423,539.46

Finding the Fourth Proportional to 1,222,444.39, 1,833,251.34 and 423,539.46

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Solution

The fourth proportional to 1,222,444.39, 1,833,251.34 and 423,539.46 is: 635,165.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,444.39 : 1,833,251.34 = 423,539.46 : x
  2. Step 2: Convert to fraction form
    1,222,444.39/1,833,251.34 = 423,539.46/x
  3. Step 3: Cross multiply
    1,222,444.39x = 1,833,251.34 × 423,539.46
  4. Step 4: Simplify right side
    1,222,444.39x = 776,454,273,421.62
  5. Step 5: Solve for x
    x = 776,454,273,421.62/1,222,444.39
  6. Step 6: Final answer
    x = 635,165.32

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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.