Home / 2,285,403.67-3,153,788.70-1,252,876.15

Finding the Fourth Proportional to 2,285,403.67, 3,153,788.70 and 1,252,876.15

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Solution

The fourth proportional to 2,285,403.67, 3,153,788.70 and 1,252,876.15 is: 1,728,931.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285,403.67 : 3,153,788.70 = 1,252,876.15 : x
  2. Step 2: Convert to fraction form
    2,285,403.67/3,153,788.70 = 1,252,876.15/x
  3. Step 3: Cross multiply
    2,285,403.67x = 3,153,788.70 × 1,252,876.15
  4. Step 4: Simplify right side
    2,285,403.67x = 3,951,306,644,369.51
  5. Step 5: Solve for x
    x = 3,951,306,644,369.51/2,285,403.67
  6. Step 6: Final answer
    x = 1,728,931.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.