Home / 3,125,143.27-4,687,895.33-1,206,064.44

Finding the Fourth Proportional to 3,125,143.27, 4,687,895.33 and 1,206,064.44

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Solution

The fourth proportional to 3,125,143.27, 4,687,895.33 and 1,206,064.44 is: 1,809,166.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,143.27 : 4,687,895.33 = 1,206,064.44 : x
  2. Step 2: Convert to fraction form
    3,125,143.27/4,687,895.33 = 1,206,064.44/x
  3. Step 3: Cross multiply
    3,125,143.27x = 4,687,895.33 × 1,206,064.44
  4. Step 4: Simplify right side
    3,125,143.27x = 5,653,903,854,639.01
  5. Step 5: Solve for x
    x = 5,653,903,854,639.01/3,125,143.27
  6. Step 6: Final answer
    x = 1,809,166.29

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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.