Home / 1,628,300.45-2,246,963.01-903,096.11

Finding the Fourth Proportional to 1,628,300.45, 2,246,963.01 and 903,096.11

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Solution

The fourth proportional to 1,628,300.45, 2,246,963.01 and 903,096.11 is: 1,246,221.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,300.45 : 2,246,963.01 = 903,096.11 : x
  2. Step 2: Convert to fraction form
    1,628,300.45/2,246,963.01 = 903,096.11/x
  3. Step 3: Cross multiply
    1,628,300.45x = 2,246,963.01 × 903,096.11
  4. Step 4: Simplify right side
    1,628,300.45x = 2,029,223,553,644.89
  5. Step 5: Solve for x
    x = 2,029,223,553,644.89/1,628,300.45
  6. Step 6: Final answer
    x = 1,246,221.82

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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.