Home / 2,640,569.90-3,954,033.32-1,822,433.02

Finding the Fourth Proportional to 2,640,569.90, 3,954,033.32 and 1,822,433.02

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Solution

The fourth proportional to 2,640,569.90, 3,954,033.32 and 1,822,433.02 is: 2,728,941.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,569.90 : 3,954,033.32 = 1,822,433.02 : x
  2. Step 2: Convert to fraction form
    2,640,569.90/3,954,033.32 = 1,822,433.02/x
  3. Step 3: Cross multiply
    2,640,569.90x = 3,954,033.32 × 1,822,433.02
  4. Step 4: Simplify right side
    2,640,569.90x = 7,205,960,884,548.23
  5. Step 5: Solve for x
    x = 7,205,960,884,548.23/2,640,569.90
  6. Step 6: Final answer
    x = 2,728,941.54

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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.