Home / 1,016,622.70-1,524,491.08-342,578.36

Finding the Fourth Proportional to 1,016,622.70, 1,524,491.08 and 342,578.36

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Solution

The fourth proportional to 1,016,622.70, 1,524,491.08 and 342,578.36 is: 513,718.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,622.70 : 1,524,491.08 = 342,578.36 : x
  2. Step 2: Convert to fraction form
    1,016,622.70/1,524,491.08 = 342,578.36/x
  3. Step 3: Cross multiply
    1,016,622.70x = 1,524,491.08 × 342,578.36
  4. Step 4: Simplify right side
    1,016,622.70x = 522,257,656,975.81
  5. Step 5: Solve for x
    x = 522,257,656,975.81/1,016,622.70
  6. Step 6: Final answer
    x = 513,718.27

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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.