Home / 1,364,811.66-2,047,143.63-418,185.12

Finding the Fourth Proportional to 1,364,811.66, 2,047,143.63 and 418,185.12

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Solution

The fourth proportional to 1,364,811.66, 2,047,143.63 and 418,185.12 is: 627,255.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,811.66 : 2,047,143.63 = 418,185.12 : x
  2. Step 2: Convert to fraction form
    1,364,811.66/2,047,143.63 = 418,185.12/x
  3. Step 3: Cross multiply
    1,364,811.66x = 2,047,143.63 × 418,185.12
  4. Step 4: Simplify right side
    1,364,811.66x = 856,085,004,568.79
  5. Step 5: Solve for x
    x = 856,085,004,568.79/1,364,811.66
  6. Step 6: Final answer
    x = 627,255.05

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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.