Home / 1,074,617.70-1,611,868.22-326,605.38

Finding the Fourth Proportional to 1,074,617.70, 1,611,868.22 and 326,605.38

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Solution

The fourth proportional to 1,074,617.70, 1,611,868.22 and 326,605.38 is: 489,890.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,617.70 : 1,611,868.22 = 326,605.38 : x
  2. Step 2: Convert to fraction form
    1,074,617.70/1,611,868.22 = 326,605.38/x
  3. Step 3: Cross multiply
    1,074,617.70x = 1,611,868.22 × 326,605.38
  4. Step 4: Simplify right side
    1,074,617.70x = 526,444,832,503.02
  5. Step 5: Solve for x
    x = 526,444,832,503.02/1,074,617.70
  6. Step 6: Final answer
    x = 489,890.34

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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.