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Finding the Fourth Proportional to 1,206,692, 1,810,800.36 and 674,562.08

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Solution

The fourth proportional to 1,206,692, 1,810,800.36 and 674,562.08 is: 1,012,269.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,692 : 1,810,800.36 = 674,562.08 : x
  2. Step 2: Convert to fraction form
    1,206,692/1,810,800.36 = 674,562.08/x
  3. Step 3: Cross multiply
    1,206,692x = 1,810,800.36 × 674,562.08
  4. Step 4: Simplify right side
    1,206,692x = 1,221,497,257,306.35
  5. Step 5: Solve for x
    x = 1,221,497,257,306.35/1,206,692
  6. Step 6: Final answer
    x = 1,012,269.29

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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.