Home / 3,971,021.99-5,478,190.25-2,338,647.93

Finding the Fourth Proportional to 3,971,021.99, 5,478,190.25 and 2,338,647.93

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Solution

The fourth proportional to 3,971,021.99, 5,478,190.25 and 2,338,647.93 is: 3,226,262.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971,021.99 : 5,478,190.25 = 2,338,647.93 : x
  2. Step 2: Convert to fraction form
    3,971,021.99/5,478,190.25 = 2,338,647.93/x
  3. Step 3: Cross multiply
    3,971,021.99x = 5,478,190.25 × 2,338,647.93
  4. Step 4: Simplify right side
    3,971,021.99x = 12,811,558,276,615.44
  5. Step 5: Solve for x
    x = 12,811,558,276,615.44/3,971,021.99
  6. Step 6: Final answer
    x = 3,226,262.24

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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.