Home / 1,445,197.53-1,994,495.06-800,819.85

Finding the Fourth Proportional to 1,445,197.53, 1,994,495.06 and 800,819.85

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Solution

The fourth proportional to 1,445,197.53, 1,994,495.06 and 800,819.85 is: 1,105,199.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,197.53 : 1,994,495.06 = 800,819.85 : x
  2. Step 2: Convert to fraction form
    1,445,197.53/1,994,495.06 = 800,819.85/x
  3. Step 3: Cross multiply
    1,445,197.53x = 1,994,495.06 × 800,819.85
  4. Step 4: Simplify right side
    1,445,197.53x = 1,597,231,220,798.37
  5. Step 5: Solve for x
    x = 1,597,231,220,798.37/1,445,197.53
  6. Step 6: Final answer
    x = 1,105,199.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.