Home / 1,388,650.60-2,083,091.10-441,994.60

Finding the Fourth Proportional to 1,388,650.60, 2,083,091.10 and 441,994.60

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Solution

The fourth proportional to 1,388,650.60, 2,083,091.10 and 441,994.60 is: 663,028.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,388,650.60 : 2,083,091.10 = 441,994.60 : x
  2. Step 2: Convert to fraction form
    1,388,650.60/2,083,091.10 = 441,994.60/x
  3. Step 3: Cross multiply
    1,388,650.60x = 2,083,091.10 × 441,994.60
  4. Step 4: Simplify right side
    1,388,650.60x = 920,715,017,508.06
  5. Step 5: Solve for x
    x = 920,715,017,508.06/1,388,650.60
  6. Step 6: Final answer
    x = 663,028.57

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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.