Home / 1,073,954-1,611,086.52-326,000.72

Finding the Fourth Proportional to 1,073,954, 1,611,086.52 and 326,000.72

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Solution

The fourth proportional to 1,073,954, 1,611,086.52 and 326,000.72 is: 489,048.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,954 : 1,611,086.52 = 326,000.72 : x
  2. Step 2: Convert to fraction form
    1,073,954/1,611,086.52 = 326,000.72/x
  3. Step 3: Cross multiply
    1,073,954x = 1,611,086.52 × 326,000.72
  4. Step 4: Simplify right side
    1,073,954x = 525,215,365,502.29
  5. Step 5: Solve for x
    x = 525,215,365,502.29/1,073,954
  6. Step 6: Final answer
    x = 489,048.29

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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.