Home / 3,603,519.72-4,972,857.60-1,971,927.42

Finding the Fourth Proportional to 3,603,519.72, 4,972,857.60 and 1,971,927.42

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Solution

The fourth proportional to 3,603,519.72, 4,972,857.60 and 1,971,927.42 is: 2,721,260.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,519.72 : 4,972,857.60 = 1,971,927.42 : x
  2. Step 2: Convert to fraction form
    3,603,519.72/4,972,857.60 = 1,971,927.42/x
  3. Step 3: Cross multiply
    3,603,519.72x = 4,972,857.60 × 1,971,927.42
  4. Step 4: Simplify right side
    3,603,519.72x = 9,806,114,257,195.39
  5. Step 5: Solve for x
    x = 9,806,114,257,195.39/3,603,519.72
  6. Step 6: Final answer
    x = 2,721,260.05

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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.