Home / 1,049,819.60-1,574,729.40-488,910.80

Finding the Fourth Proportional to 1,049,819.60, 1,574,729.40 and 488,910.80

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Solution

The fourth proportional to 1,049,819.60, 1,574,729.40 and 488,910.80 is: 733,366.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,819.60 : 1,574,729.40 = 488,910.80 : x
  2. Step 2: Convert to fraction form
    1,049,819.60/1,574,729.40 = 488,910.80/x
  3. Step 3: Cross multiply
    1,049,819.60x = 1,574,729.40 × 488,910.80
  4. Step 4: Simplify right side
    1,049,819.60x = 769,902,210,737.52
  5. Step 5: Solve for x
    x = 769,902,210,737.52/1,049,819.60
  6. Step 6: Final answer
    x = 733,366.20

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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.