Home / 1,279,222.07-1,915,774.03-737,837.18

Finding the Fourth Proportional to 1,279,222.07, 1,915,774.03 and 737,837.18

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Solution

The fourth proportional to 1,279,222.07, 1,915,774.03 and 737,837.18 is: 1,104,991.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,222.07 : 1,915,774.03 = 737,837.18 : x
  2. Step 2: Convert to fraction form
    1,279,222.07/1,915,774.03 = 737,837.18/x
  3. Step 3: Cross multiply
    1,279,222.07x = 1,915,774.03 × 737,837.18
  4. Step 4: Simplify right side
    1,279,222.07x = 1,413,529,307,812.44
  5. Step 5: Solve for x
    x = 1,413,529,307,812.44/1,279,222.07
  6. Step 6: Final answer
    x = 1,104,991.34

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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.