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Finding the Fourth Proportional to 4,964,808.38, 7,447,212.97 and 1,599,015.38

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Solution

The fourth proportional to 4,964,808.38, 7,447,212.97 and 1,599,015.38 is: 2,398,523.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,964,808.38 : 7,447,212.97 = 1,599,015.38 : x
  2. Step 2: Convert to fraction form
    4,964,808.38/7,447,212.97 = 1,599,015.38/x
  3. Step 3: Cross multiply
    4,964,808.38x = 7,447,212.97 × 1,599,015.38
  4. Step 4: Simplify right side
    4,964,808.38x = 11,908,208,035,931.88
  5. Step 5: Solve for x
    x = 11,908,208,035,931.88/4,964,808.38
  6. Step 6: Final answer
    x = 2,398,523.19

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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.