Home / 2,419,445.80-3,629,168.70-1,663,618.60

Finding the Fourth Proportional to 2,419,445.80, 3,629,168.70 and 1,663,618.60

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Solution

The fourth proportional to 2,419,445.80, 3,629,168.70 and 1,663,618.60 is: 2,495,427.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,445.80 : 3,629,168.70 = 1,663,618.60 : x
  2. Step 2: Convert to fraction form
    2,419,445.80/3,629,168.70 = 1,663,618.60/x
  3. Step 3: Cross multiply
    2,419,445.80x = 3,629,168.70 × 1,663,618.60
  4. Step 4: Simplify right side
    2,419,445.80x = 6,037,552,551,857.82
  5. Step 5: Solve for x
    x = 6,037,552,551,857.82/2,419,445.80
  6. Step 6: Final answer
    x = 2,495,427.90

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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.