Home / 1,074,628.58-1,611,884.54-326,616.26

Finding the Fourth Proportional to 1,074,628.58, 1,611,884.54 and 326,616.26

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Solution

The fourth proportional to 1,074,628.58, 1,611,884.54 and 326,616.26 is: 489,906.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,628.58 : 1,611,884.54 = 326,616.26 : x
  2. Step 2: Convert to fraction form
    1,074,628.58/1,611,884.54 = 326,616.26/x
  3. Step 3: Cross multiply
    1,074,628.58x = 1,611,884.54 × 326,616.26
  4. Step 4: Simplify right side
    1,074,628.58x = 526,467,700,006.62
  5. Step 5: Solve for x
    x = 526,467,700,006.62/1,074,628.58
  6. Step 6: Final answer
    x = 489,906.66

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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.