Home / 1,628,813.32-2,248,032.18-903,893.88

Finding the Fourth Proportional to 1,628,813.32, 2,248,032.18 and 903,893.88

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Solution

The fourth proportional to 1,628,813.32, 2,248,032.18 and 903,893.88 is: 1,247,523.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,813.32 : 2,248,032.18 = 903,893.88 : x
  2. Step 2: Convert to fraction form
    1,628,813.32/2,248,032.18 = 903,893.88/x
  3. Step 3: Cross multiply
    1,628,813.32x = 2,248,032.18 × 903,893.88
  4. Step 4: Simplify right side
    1,628,813.32x = 2,031,982,529,545.06
  5. Step 5: Solve for x
    x = 2,031,982,529,545.06/1,628,813.32
  6. Step 6: Final answer
    x = 1,247,523.28

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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.