Home / 1,206,674.56-1,665,137.28-662,704.48

Finding the Fourth Proportional to 1,206,674.56, 1,665,137.28 and 662,704.48

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Solution

The fourth proportional to 1,206,674.56, 1,665,137.28 and 662,704.48 is: 914,491.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,674.56 : 1,665,137.28 = 662,704.48 : x
  2. Step 2: Convert to fraction form
    1,206,674.56/1,665,137.28 = 662,704.48/x
  3. Step 3: Cross multiply
    1,206,674.56x = 1,665,137.28 × 662,704.48
  4. Step 4: Simplify right side
    1,206,674.56x = 1,103,493,935,271.01
  5. Step 5: Solve for x
    x = 1,103,493,935,271.01/1,206,674.56
  6. Step 6: Final answer
    x = 914,491.75

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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.