Home / 1,453,806-2,006,207.52-809,209.60

Finding the Fourth Proportional to 1,453,806, 2,006,207.52 and 809,209.60

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Solution

The fourth proportional to 1,453,806, 2,006,207.52 and 809,209.60 is: 1,116,684.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,806 : 2,006,207.52 = 809,209.60 : x
  2. Step 2: Convert to fraction form
    1,453,806/2,006,207.52 = 809,209.60/x
  3. Step 3: Cross multiply
    1,453,806x = 2,006,207.52 × 809,209.60
  4. Step 4: Simplify right side
    1,453,806x = 1,623,442,384,776.19
  5. Step 5: Solve for x
    x = 1,623,442,384,776.19/1,453,806
  6. Step 6: Final answer
    x = 1,116,684.33

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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.