Home / 1,205,856.27-1,806,419.63-699,353.19

Finding the Fourth Proportional to 1,205,856.27, 1,806,419.63 and 699,353.19

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Solution

The fourth proportional to 1,205,856.27, 1,806,419.63 and 699,353.19 is: 1,047,658.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,856.27 : 1,806,419.63 = 699,353.19 : x
  2. Step 2: Convert to fraction form
    1,205,856.27/1,806,419.63 = 699,353.19/x
  3. Step 3: Cross multiply
    1,205,856.27x = 1,806,419.63 × 699,353.19
  4. Step 4: Simplify right side
    1,205,856.27x = 1,263,325,332,467.50
  5. Step 5: Solve for x
    x = 1,263,325,332,467.50/1,205,856.27
  6. Step 6: Final answer
    x = 1,047,658.30

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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.