Home / 2,195,792.80-3,293,689.20-1,442,395.60

Finding the Fourth Proportional to 2,195,792.80, 3,293,689.20 and 1,442,395.60

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Solution

The fourth proportional to 2,195,792.80, 3,293,689.20 and 1,442,395.60 is: 2,163,593.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,792.80 : 3,293,689.20 = 1,442,395.60 : x
  2. Step 2: Convert to fraction form
    2,195,792.80/3,293,689.20 = 1,442,395.60/x
  3. Step 3: Cross multiply
    2,195,792.80x = 3,293,689.20 × 1,442,395.60
  4. Step 4: Simplify right side
    2,195,792.80x = 4,750,802,809,847.52
  5. Step 5: Solve for x
    x = 4,750,802,809,847.52/2,195,792.80
  6. Step 6: Final answer
    x = 2,163,593.40

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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.