Home / 927,416.89-1,286,383.06-902,835.01

Finding the Fourth Proportional to 927,416.89, 1,286,383.06 and 902,835.01

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Solution

The fourth proportional to 927,416.89, 1,286,383.06 and 902,835.01 is: 1,252,286.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,416.89 : 1,286,383.06 = 902,835.01 : x
  2. Step 2: Convert to fraction form
    927,416.89/1,286,383.06 = 902,835.01/x
  3. Step 3: Cross multiply
    927,416.89x = 1,286,383.06 × 902,835.01
  4. Step 4: Simplify right side
    927,416.89x = 1,161,391,654,149.93
  5. Step 5: Solve for x
    x = 1,161,391,654,149.93/927,416.89
  6. Step 6: Final answer
    x = 1,252,286.51

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.