Home / 1,205,852.76-1,806,414.39-699,349.68

Finding the Fourth Proportional to 1,205,852.76, 1,806,414.39 and 699,349.68

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Solution

The fourth proportional to 1,205,852.76, 1,806,414.39 and 699,349.68 is: 1,047,653.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,852.76 : 1,806,414.39 = 699,349.68 : x
  2. Step 2: Convert to fraction form
    1,205,852.76/1,806,414.39 = 699,349.68/x
  3. Step 3: Cross multiply
    1,205,852.76x = 1,806,414.39 × 699,349.68
  4. Step 4: Simplify right side
    1,205,852.76x = 1,263,315,325,593.90
  5. Step 5: Solve for x
    x = 1,263,315,325,593.90/1,205,852.76
  6. Step 6: Final answer
    x = 1,047,653.05

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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.