Home / 1,135,513.71-1,702,584.51-452,505.61

Finding the Fourth Proportional to 1,135,513.71, 1,702,584.51 and 452,505.61

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Solution

The fourth proportional to 1,135,513.71, 1,702,584.51 and 452,505.61 is: 678,485.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,513.71 : 1,702,584.51 = 452,505.61 : x
  2. Step 2: Convert to fraction form
    1,135,513.71/1,702,584.51 = 452,505.61/x
  3. Step 3: Cross multiply
    1,135,513.71x = 1,702,584.51 × 452,505.61
  4. Step 4: Simplify right side
    1,135,513.71x = 770,429,042,274.10
  5. Step 5: Solve for x
    x = 770,429,042,274.10/1,135,513.71
  6. Step 6: Final answer
    x = 678,485.02

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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.