Home / 2,081,718.78-2,871,892.23-1,393,612.32

Finding the Fourth Proportional to 2,081,718.78, 2,871,892.23 and 1,393,612.32

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Solution

The fourth proportional to 2,081,718.78, 2,871,892.23 and 1,393,612.32 is: 1,922,596.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,718.78 : 2,871,892.23 = 1,393,612.32 : x
  2. Step 2: Convert to fraction form
    2,081,718.78/2,871,892.23 = 1,393,612.32/x
  3. Step 3: Cross multiply
    2,081,718.78x = 2,871,892.23 × 1,393,612.32
  4. Step 4: Simplify right side
    2,081,718.78x = 4,002,304,386,260.54
  5. Step 5: Solve for x
    x = 4,002,304,386,260.54/2,081,718.78
  6. Step 6: Final answer
    x = 1,922,596.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.