Home / 2,622,646.76-3,914,735.40-2,430,311.85

Finding the Fourth Proportional to 2,622,646.76, 3,914,735.40 and 2,430,311.85

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Solution

The fourth proportional to 2,622,646.76, 3,914,735.40 and 2,430,311.85 is: 3,627,643.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622,646.76 : 3,914,735.40 = 2,430,311.85 : x
  2. Step 2: Convert to fraction form
    2,622,646.76/3,914,735.40 = 2,430,311.85/x
  3. Step 3: Cross multiply
    2,622,646.76x = 3,914,735.40 × 2,430,311.85
  4. Step 4: Simplify right side
    2,622,646.76x = 9,514,027,832,234.49
  5. Step 5: Solve for x
    x = 9,514,027,832,234.49/2,622,646.76
  6. Step 6: Final answer
    x = 3,627,643.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.