Home / 1,445,179.78-1,994,321.41-800,585.83

Finding the Fourth Proportional to 1,445,179.78, 1,994,321.41 and 800,585.83

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Solution

The fourth proportional to 1,445,179.78, 1,994,321.41 and 800,585.83 is: 1,104,793.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,179.78 : 1,994,321.41 = 800,585.83 : x
  2. Step 2: Convert to fraction form
    1,445,179.78/1,994,321.41 = 800,585.83/x
  3. Step 3: Cross multiply
    1,445,179.78x = 1,994,321.41 × 800,585.83
  4. Step 4: Simplify right side
    1,445,179.78x = 1,596,625,461,311.62
  5. Step 5: Solve for x
    x = 1,596,625,461,311.62/1,445,179.78
  6. Step 6: Final answer
    x = 1,104,793.66

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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.