Home / 2,282,164.78-3,149,485.80-1,263,569.50

Finding the Fourth Proportional to 2,282,164.78, 3,149,485.80 and 1,263,569.50

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Solution

The fourth proportional to 2,282,164.78, 3,149,485.80 and 1,263,569.50 is: 1,743,780.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282,164.78 : 3,149,485.80 = 1,263,569.50 : x
  2. Step 2: Convert to fraction form
    2,282,164.78/3,149,485.80 = 1,263,569.50/x
  3. Step 3: Cross multiply
    2,282,164.78x = 3,149,485.80 × 1,263,569.50
  4. Step 4: Simplify right side
    2,282,164.78x = 3,979,594,197,563.10
  5. Step 5: Solve for x
    x = 3,979,594,197,563.10/2,282,164.78
  6. Step 6: Final answer
    x = 1,743,780.39

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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.