Home / 1,251,187.46-1,876,763.65-493,035.51

Finding the Fourth Proportional to 1,251,187.46, 1,876,763.65 and 493,035.51

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Solution

The fourth proportional to 1,251,187.46, 1,876,763.65 and 493,035.51 is: 739,546.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,187.46 : 1,876,763.65 = 493,035.51 : x
  2. Step 2: Convert to fraction form
    1,251,187.46/1,876,763.65 = 493,035.51/x
  3. Step 3: Cross multiply
    1,251,187.46x = 1,876,763.65 × 493,035.51
  4. Step 4: Simplify right side
    1,251,187.46x = 925,311,123,327.21
  5. Step 5: Solve for x
    x = 925,311,123,327.21/1,251,187.46
  6. Step 6: Final answer
    x = 739,546.35

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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.