Home / 2,519,166.93-3,778,360.79-921,356.34

Finding the Fourth Proportional to 2,519,166.93, 3,778,360.79 and 921,356.34

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Solution

The fourth proportional to 2,519,166.93, 3,778,360.79 and 921,356.34 is: 1,381,892.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,166.93 : 3,778,360.79 = 921,356.34 : x
  2. Step 2: Convert to fraction form
    2,519,166.93/3,778,360.79 = 921,356.34/x
  3. Step 3: Cross multiply
    2,519,166.93x = 3,778,360.79 × 921,356.34
  4. Step 4: Simplify right side
    2,519,166.93x = 3,481,216,664,067.13
  5. Step 5: Solve for x
    x = 3,481,216,664,067.13/2,519,166.93
  6. Step 6: Final answer
    x = 1,381,892.01

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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.