Home / 1,006,519.83-1,388,769.33-734,735.87

Finding the Fourth Proportional to 1,006,519.83, 1,388,769.33 and 734,735.87

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Solution

The fourth proportional to 1,006,519.83, 1,388,769.33 and 734,735.87 is: 1,013,769.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,519.83 : 1,388,769.33 = 734,735.87 : x
  2. Step 2: Convert to fraction form
    1,006,519.83/1,388,769.33 = 734,735.87/x
  3. Step 3: Cross multiply
    1,006,519.83x = 1,388,769.33 × 734,735.87
  4. Step 4: Simplify right side
    1,006,519.83x = 1,020,378,641,906.87
  5. Step 5: Solve for x
    x = 1,020,378,641,906.87/1,006,519.83
  6. Step 6: Final answer
    x = 1,013,769.04

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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.