Home / 2,252,984.53-3,108,999.76-1,286,076.37

Finding the Fourth Proportional to 2,252,984.53, 3,108,999.76 and 1,286,076.37

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Solution

The fourth proportional to 2,252,984.53, 3,108,999.76 and 1,286,076.37 is: 1,774,717.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252,984.53 : 3,108,999.76 = 1,286,076.37 : x
  2. Step 2: Convert to fraction form
    2,252,984.53/3,108,999.76 = 1,286,076.37/x
  3. Step 3: Cross multiply
    2,252,984.53x = 3,108,999.76 × 1,286,076.37
  4. Step 4: Simplify right side
    2,252,984.53x = 3,998,411,125,671.67
  5. Step 5: Solve for x
    x = 3,998,411,125,671.67/2,252,984.53
  6. Step 6: Final answer
    x = 1,774,717.52

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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.