Home / 2,315,025.40-3,194,757.48-1,282,555.16

Finding the Fourth Proportional to 2,315,025.40, 3,194,757.48 and 1,282,555.16

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Solution

The fourth proportional to 2,315,025.40, 3,194,757.48 and 1,282,555.16 is: 1,769,938.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,025.40 : 3,194,757.48 = 1,282,555.16 : x
  2. Step 2: Convert to fraction form
    2,315,025.40/3,194,757.48 = 1,282,555.16/x
  3. Step 3: Cross multiply
    2,315,025.40x = 3,194,757.48 × 1,282,555.16
  4. Step 4: Simplify right side
    2,315,025.40x = 4,097,452,690,922.60
  5. Step 5: Solve for x
    x = 4,097,452,690,922.60/2,315,025.40
  6. Step 6: Final answer
    x = 1,769,938.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.