Home / 2,556,981.24-3,529,371.98-1,511,371.07

Finding the Fourth Proportional to 2,556,981.24, 3,529,371.98 and 1,511,371.07

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Solution

The fourth proportional to 2,556,981.24, 3,529,371.98 and 1,511,371.07 is: 2,086,128.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556,981.24 : 3,529,371.98 = 1,511,371.07 : x
  2. Step 2: Convert to fraction form
    2,556,981.24/3,529,371.98 = 1,511,371.07/x
  3. Step 3: Cross multiply
    2,556,981.24x = 3,529,371.98 × 1,511,371.07
  4. Step 4: Simplify right side
    2,556,981.24x = 5,334,190,696,705.87
  5. Step 5: Solve for x
    x = 5,334,190,696,705.87/2,556,981.24
  6. Step 6: Final answer
    x = 2,086,128.21

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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.