Home / 2,183,407.60-3,275,111.40-1,987,452.40

Finding the Fourth Proportional to 2,183,407.60, 3,275,111.40 and 1,987,452.40

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Solution

The fourth proportional to 2,183,407.60, 3,275,111.40 and 1,987,452.40 is: 2,981,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,407.60 : 3,275,111.40 = 1,987,452.40 : x
  2. Step 2: Convert to fraction form
    2,183,407.60/3,275,111.40 = 1,987,452.40/x
  3. Step 3: Cross multiply
    2,183,407.60x = 3,275,111.40 × 1,987,452.40
  4. Step 4: Simplify right side
    2,183,407.60x = 6,509,128,012,197.36
  5. Step 5: Solve for x
    x = 6,509,128,012,197.36/2,183,407.60
  6. Step 6: Final answer
    x = 2,981,178.60

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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.