Home / 1,145,906.70-1,719,232.65-546,790.20

Finding the Fourth Proportional to 1,145,906.70, 1,719,232.65 and 546,790.20

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Solution

The fourth proportional to 1,145,906.70, 1,719,232.65 and 546,790.20 is: 820,363.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,906.70 : 1,719,232.65 = 546,790.20 : x
  2. Step 2: Convert to fraction form
    1,145,906.70/1,719,232.65 = 546,790.20/x
  3. Step 3: Cross multiply
    1,145,906.70x = 1,719,232.65 × 546,790.20
  4. Step 4: Simplify right side
    1,145,906.70x = 940,059,564,540.03
  5. Step 5: Solve for x
    x = 940,059,564,540.03/1,145,906.70
  6. Step 6: Final answer
    x = 820,363.09

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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.