Home / 5,743,479.40-8,611,071.90-3,219,908.20

Finding the Fourth Proportional to 5,743,479.40, 8,611,071.90 and 3,219,908.20

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Solution

The fourth proportional to 5,743,479.40, 8,611,071.90 and 3,219,908.20 is: 4,827,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743,479.40 : 8,611,071.90 = 3,219,908.20 : x
  2. Step 2: Convert to fraction form
    5,743,479.40/8,611,071.90 = 3,219,908.20/x
  3. Step 3: Cross multiply
    5,743,479.40x = 8,611,071.90 × 3,219,908.20
  4. Step 4: Simplify right side
    5,743,479.40x = 27,726,861,021,599.58
  5. Step 5: Solve for x
    x = 27,726,861,021,599.58/5,743,479.40
  6. Step 6: Final answer
    x = 4,827,537.30

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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.