Home / 4,178,401.90-6,268,505.22-1,299,713.95

Finding the Fourth Proportional to 4,178,401.90, 6,268,505.22 and 1,299,713.95

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Solution

The fourth proportional to 4,178,401.90, 6,268,505.22 and 1,299,713.95 is: 1,949,851.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178,401.90 : 6,268,505.22 = 1,299,713.95 : x
  2. Step 2: Convert to fraction form
    4,178,401.90/6,268,505.22 = 1,299,713.95/x
  3. Step 3: Cross multiply
    4,178,401.90x = 6,268,505.22 × 1,299,713.95
  4. Step 4: Simplify right side
    4,178,401.90x = 8,147,263,680,081.82
  5. Step 5: Solve for x
    x = 8,147,263,680,081.82/4,178,401.90
  6. Step 6: Final answer
    x = 1,949,851.61

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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.