Home / 1,074,614.45-1,611,863.35-326,602.13

Finding the Fourth Proportional to 1,074,614.45, 1,611,863.35 and 326,602.13

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Solution

The fourth proportional to 1,074,614.45, 1,611,863.35 and 326,602.13 is: 489,885.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,614.45 : 1,611,863.35 = 326,602.13 : x
  2. Step 2: Convert to fraction form
    1,074,614.45/1,611,863.35 = 326,602.13/x
  3. Step 3: Cross multiply
    1,074,614.45x = 1,611,863.35 × 326,602.13
  4. Step 4: Simplify right side
    1,074,614.45x = 526,437,994,503.11
  5. Step 5: Solve for x
    x = 526,437,994,503.11/1,074,614.45
  6. Step 6: Final answer
    x = 489,885.46

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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.