Home / 3,693,458.82-5,099,093.44-2,815,400.18

Finding the Fourth Proportional to 3,693,458.82, 5,099,093.44 and 2,815,400.18

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Solution

The fourth proportional to 3,693,458.82, 5,099,093.44 and 2,815,400.18 is: 3,886,868.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693,458.82 : 5,099,093.44 = 2,815,400.18 : x
  2. Step 2: Convert to fraction form
    3,693,458.82/5,099,093.44 = 2,815,400.18/x
  3. Step 3: Cross multiply
    3,693,458.82x = 5,099,093.44 × 2,815,400.18
  4. Step 4: Simplify right side
    3,693,458.82x = 14,355,988,588,812.82
  5. Step 5: Solve for x
    x = 14,355,988,588,812.82/3,693,458.82
  6. Step 6: Final answer
    x = 3,886,868.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.