Home / 5,085,782.82-7,018,479.66-2,794,030.38

Finding the Fourth Proportional to 5,085,782.82, 7,018,479.66 and 2,794,030.38

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Solution

The fourth proportional to 5,085,782.82, 7,018,479.66 and 2,794,030.38 is: 3,855,816.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085,782.82 : 7,018,479.66 = 2,794,030.38 : x
  2. Step 2: Convert to fraction form
    5,085,782.82/7,018,479.66 = 2,794,030.38/x
  3. Step 3: Cross multiply
    5,085,782.82x = 7,018,479.66 × 2,794,030.38
  4. Step 4: Simplify right side
    5,085,782.82x = 19,609,845,391,452.07
  5. Step 5: Solve for x
    x = 19,609,845,391,452.07/5,085,782.82
  6. Step 6: Final answer
    x = 3,855,816.52

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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.