Home / 2,422,612.80-3,633,919.20-739,713.60

Finding the Fourth Proportional to 2,422,612.80, 3,633,919.20 and 739,713.60

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Solution

The fourth proportional to 2,422,612.80, 3,633,919.20 and 739,713.60 is: 1,109,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422,612.80 : 3,633,919.20 = 739,713.60 : x
  2. Step 2: Convert to fraction form
    2,422,612.80/3,633,919.20 = 739,713.60/x
  3. Step 3: Cross multiply
    2,422,612.80x = 3,633,919.20 × 739,713.60
  4. Step 4: Simplify right side
    2,422,612.80x = 2,688,059,453,541.12
  5. Step 5: Solve for x
    x = 2,688,059,453,541.12/2,422,612.80
  6. Step 6: Final answer
    x = 1,109,570.40

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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.