Home / 1,582,400.64-2,183,935.68-903,377.28

Finding the Fourth Proportional to 1,582,400.64, 2,183,935.68 and 903,377.28

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Solution

The fourth proportional to 1,582,400.64, 2,183,935.68 and 903,377.28 is: 1,246,787.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,400.64 : 2,183,935.68 = 903,377.28 : x
  2. Step 2: Convert to fraction form
    1,582,400.64/2,183,935.68 = 903,377.28/x
  3. Step 3: Cross multiply
    1,582,400.64x = 2,183,935.68 × 903,377.28
  4. Step 4: Simplify right side
    1,582,400.64x = 1,972,917,874,293.35
  5. Step 5: Solve for x
    x = 1,972,917,874,293.35/1,582,400.64
  6. Step 6: Final answer
    x = 1,246,787.84

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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.