Home / 1,208,906.80-1,814,672.40-943,842.40

Finding the Fourth Proportional to 1,208,906.80, 1,814,672.40 and 943,842.40

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Solution

The fourth proportional to 1,208,906.80, 1,814,672.40 and 943,842.40 is: 1,416,788.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,906.80 : 1,814,672.40 = 943,842.40 : x
  2. Step 2: Convert to fraction form
    1,208,906.80/1,814,672.40 = 943,842.40/x
  3. Step 3: Cross multiply
    1,208,906.80x = 1,814,672.40 × 943,842.40
  4. Step 4: Simplify right side
    1,208,906.80x = 1,712,764,753,229.76
  5. Step 5: Solve for x
    x = 1,712,764,753,229.76/1,208,906.80
  6. Step 6: Final answer
    x = 1,416,788.09

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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.