Home / 3,107,828-4,661,299.14-977,856.80

Finding the Fourth Proportional to 3,107,828, 4,661,299.14 and 977,856.80

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Solution

The fourth proportional to 3,107,828, 4,661,299.14 and 977,856.80 is: 1,466,645.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,828 : 4,661,299.14 = 977,856.80 : x
  2. Step 2: Convert to fraction form
    3,107,828/4,661,299.14 = 977,856.80/x
  3. Step 3: Cross multiply
    3,107,828x = 4,661,299.14 × 977,856.80
  4. Step 4: Simplify right side
    3,107,828x = 4,558,083,060,883.15
  5. Step 5: Solve for x
    x = 4,558,083,060,883.15/3,107,828
  6. Step 6: Final answer
    x = 1,466,645.86

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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.