Home / 3,919,396.16-5,879,092.05-1,223,952.37

Finding the Fourth Proportional to 3,919,396.16, 5,879,092.05 and 1,223,952.37

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Solution

The fourth proportional to 3,919,396.16, 5,879,092.05 and 1,223,952.37 is: 1,835,927.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,396.16 : 5,879,092.05 = 1,223,952.37 : x
  2. Step 2: Convert to fraction form
    3,919,396.16/5,879,092.05 = 1,223,952.37/x
  3. Step 3: Cross multiply
    3,919,396.16x = 5,879,092.05 × 1,223,952.37
  4. Step 4: Simplify right side
    3,919,396.16x = 7,195,728,633,347.93
  5. Step 5: Solve for x
    x = 7,195,728,633,347.93/3,919,396.16
  6. Step 6: Final answer
    x = 1,835,927.87

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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.