Home / 6,278,918-9,419,781-2,289,830

Finding the Fourth Proportional to 6,278,918, 9,419,781 and 2,289,830

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Solution

The fourth proportional to 6,278,918, 9,419,781 and 2,289,830 is: 3,435,257.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278,918 : 9,419,781 = 2,289,830 : x
  2. Step 2: Convert to fraction form
    6,278,918/9,419,781 = 2,289,830/x
  3. Step 3: Cross multiply
    6,278,918x = 9,419,781 × 2,289,830
  4. Step 4: Simplify right side
    6,278,918x = 21,569,697,127,230
  5. Step 5: Solve for x
    x = 21,569,697,127,230/6,278,918
  6. Step 6: Final answer
    x = 3,435,257.02

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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.