Home / 1,754,968.33-2,419,514.31-1,393,588.45

Finding the Fourth Proportional to 1,754,968.33, 2,419,514.31 and 1,393,588.45

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Solution

The fourth proportional to 1,754,968.33, 2,419,514.31 and 1,393,588.45 is: 1,921,292.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,968.33 : 2,419,514.31 = 1,393,588.45 : x
  2. Step 2: Convert to fraction form
    1,754,968.33/2,419,514.31 = 1,393,588.45/x
  3. Step 3: Cross multiply
    1,754,968.33x = 2,419,514.31 × 1,393,588.45
  4. Step 4: Simplify right side
    1,754,968.33x = 3,371,807,197,025.72
  5. Step 5: Solve for x
    x = 3,371,807,197,025.72/1,754,968.33
  6. Step 6: Final answer
    x = 1,921,292.33

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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.