Home / 2,178,293.60-3,267,440.40-1,383,100.40

Finding the Fourth Proportional to 2,178,293.60, 3,267,440.40 and 1,383,100.40

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Solution

The fourth proportional to 2,178,293.60, 3,267,440.40 and 1,383,100.40 is: 2,074,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,293.60 : 3,267,440.40 = 1,383,100.40 : x
  2. Step 2: Convert to fraction form
    2,178,293.60/3,267,440.40 = 1,383,100.40/x
  3. Step 3: Cross multiply
    2,178,293.60x = 3,267,440.40 × 1,383,100.40
  4. Step 4: Simplify right side
    2,178,293.60x = 4,519,198,124,216.16
  5. Step 5: Solve for x
    x = 4,519,198,124,216.16/2,178,293.60
  6. Step 6: Final answer
    x = 2,074,650.60

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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.