Home / 2,757,219.01-4,128,742.60-1,689,022.60

Finding the Fourth Proportional to 2,757,219.01, 4,128,742.60 and 1,689,022.60

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Solution

The fourth proportional to 2,757,219.01, 4,128,742.60 and 1,689,022.60 is: 2,529,193.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757,219.01 : 4,128,742.60 = 1,689,022.60 : x
  2. Step 2: Convert to fraction form
    2,757,219.01/4,128,742.60 = 1,689,022.60/x
  3. Step 3: Cross multiply
    2,757,219.01x = 4,128,742.60 × 1,689,022.60
  4. Step 4: Simplify right side
    2,757,219.01x = 6,973,539,546,438.35
  5. Step 5: Solve for x
    x = 6,973,539,546,438.35/2,757,219.01
  6. Step 6: Final answer
    x = 2,529,193.19

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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.