Home / 3,268,112.40-4,898,021.40-2,911,453.20

Finding the Fourth Proportional to 3,268,112.40, 4,898,021.40 and 2,911,453.20

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Solution

The fourth proportional to 3,268,112.40, 4,898,021.40 and 2,911,453.20 is: 4,363,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268,112.40 : 4,898,021.40 = 2,911,453.20 : x
  2. Step 2: Convert to fraction form
    3,268,112.40/4,898,021.40 = 2,911,453.20/x
  3. Step 3: Cross multiply
    3,268,112.40x = 4,898,021.40 × 2,911,453.20
  4. Step 4: Simplify right side
    3,268,112.40x = 14,260,360,078,698.48
  5. Step 5: Solve for x
    x = 14,260,360,078,698.48/3,268,112.40
  6. Step 6: Final answer
    x = 4,363,485.20

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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.