Home / 2,500,721.46-3,450,999.20-1,354,801.77

Finding the Fourth Proportional to 2,500,721.46, 3,450,999.20 and 1,354,801.77

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Solution

The fourth proportional to 2,500,721.46, 3,450,999.20 and 1,354,801.77 is: 1,869,628.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500,721.46 : 3,450,999.20 = 1,354,801.77 : x
  2. Step 2: Convert to fraction form
    2,500,721.46/3,450,999.20 = 1,354,801.77/x
  3. Step 3: Cross multiply
    2,500,721.46x = 3,450,999.20 × 1,354,801.77
  4. Step 4: Simplify right side
    2,500,721.46x = 4,675,419,817,654.58
  5. Step 5: Solve for x
    x = 4,675,419,817,654.58/2,500,721.46
  6. Step 6: Final answer
    x = 1,869,628.38

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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.