Home / 3,545,611.92-5,317,640.28-1,020,718.80

Finding the Fourth Proportional to 3,545,611.92, 5,317,640.28 and 1,020,718.80

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Solution

The fourth proportional to 3,545,611.92, 5,317,640.28 and 1,020,718.80 is: 1,530,854.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,611.92 : 5,317,640.28 = 1,020,718.80 : x
  2. Step 2: Convert to fraction form
    3,545,611.92/5,317,640.28 = 1,020,718.80/x
  3. Step 3: Cross multiply
    3,545,611.92x = 5,317,640.28 × 1,020,718.80
  4. Step 4: Simplify right side
    3,545,611.92x = 5,427,815,405,433.26
  5. Step 5: Solve for x
    x = 5,427,815,405,433.26/3,545,611.92
  6. Step 6: Final answer
    x = 1,530,854.34

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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.