Home / 1,029,418.61-1,544,115.96-422,071.29

Finding the Fourth Proportional to 1,029,418.61, 1,544,115.96 and 422,071.29

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Solution

The fourth proportional to 1,029,418.61, 1,544,115.96 and 422,071.29 is: 633,102.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,418.61 : 1,544,115.96 = 422,071.29 : x
  2. Step 2: Convert to fraction form
    1,029,418.61/1,544,115.96 = 422,071.29/x
  3. Step 3: Cross multiply
    1,029,418.61x = 1,544,115.96 × 422,071.29
  4. Step 4: Simplify right side
    1,029,418.61x = 651,727,015,146.79
  5. Step 5: Solve for x
    x = 651,727,015,146.79/1,029,418.61
  6. Step 6: Final answer
    x = 633,102.04

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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.