Home / 4,178,398.91-6,268,500.73-1,299,710.95

Finding the Fourth Proportional to 4,178,398.91, 6,268,500.73 and 1,299,710.95

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Solution

The fourth proportional to 4,178,398.91, 6,268,500.73 and 1,299,710.95 is: 1,949,847.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178,398.91 : 6,268,500.73 = 1,299,710.95 : x
  2. Step 2: Convert to fraction form
    4,178,398.91/6,268,500.73 = 1,299,710.95/x
  3. Step 3: Cross multiply
    4,178,398.91x = 6,268,500.73 × 1,299,710.95
  4. Step 4: Simplify right side
    4,178,398.91x = 8,147,239,038,863.99
  5. Step 5: Solve for x
    x = 8,147,239,038,863.99/4,178,398.91
  6. Step 6: Final answer
    x = 1,949,847.11

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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.