Home / 1,219,082.28-1,682,259.58-675,185.50

Finding the Fourth Proportional to 1,219,082.28, 1,682,259.58 and 675,185.50

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Solution

The fourth proportional to 1,219,082.28, 1,682,259.58 and 675,185.50 is: 931,715.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,082.28 : 1,682,259.58 = 675,185.50 : x
  2. Step 2: Convert to fraction form
    1,219,082.28/1,682,259.58 = 675,185.50/x
  3. Step 3: Cross multiply
    1,219,082.28x = 1,682,259.58 × 675,185.50
  4. Step 4: Simplify right side
    1,219,082.28x = 1,135,837,275,652.09
  5. Step 5: Solve for x
    x = 1,135,837,275,652.09/1,219,082.28
  6. Step 6: Final answer
    x = 931,715.02

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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.