Home / 5,479,954.60-8,220,450.30-1,490,866.60

Finding the Fourth Proportional to 5,479,954.60, 8,220,450.30 and 1,490,866.60

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Solution

The fourth proportional to 5,479,954.60, 8,220,450.30 and 1,490,866.60 is: 2,236,440.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479,954.60 : 8,220,450.30 = 1,490,866.60 : x
  2. Step 2: Convert to fraction form
    5,479,954.60/8,220,450.30 = 1,490,866.60/x
  3. Step 3: Cross multiply
    5,479,954.60x = 8,220,450.30 × 1,490,866.60
  4. Step 4: Simplify right side
    5,479,954.60x = 12,255,594,789,229.98
  5. Step 5: Solve for x
    x = 12,255,594,789,229.98/5,479,954.60
  6. Step 6: Final answer
    x = 2,236,440.93

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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.