Home / 1,081,983.40-1,623,128.70-333,951.40

Finding the Fourth Proportional to 1,081,983.40, 1,623,128.70 and 333,951.40

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Solution

The fourth proportional to 1,081,983.40, 1,623,128.70 and 333,951.40 is: 500,974.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,983.40 : 1,623,128.70 = 333,951.40 : x
  2. Step 2: Convert to fraction form
    1,081,983.40/1,623,128.70 = 333,951.40/x
  3. Step 3: Cross multiply
    1,081,983.40x = 1,623,128.70 × 333,951.40
  4. Step 4: Simplify right side
    1,081,983.40x = 542,046,101,745.18
  5. Step 5: Solve for x
    x = 542,046,101,745.18/1,081,983.40
  6. Step 6: Final answer
    x = 500,974.51

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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.