Home / 1,887,999.70-2,832,983.70-823,149.40

Finding the Fourth Proportional to 1,887,999.70, 2,832,983.70 and 823,149.40

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Solution

The fourth proportional to 1,887,999.70, 2,832,983.70 and 823,149.40 is: 1,235,153.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,999.70 : 2,832,983.70 = 823,149.40 : x
  2. Step 2: Convert to fraction form
    1,887,999.70/2,832,983.70 = 823,149.40/x
  3. Step 3: Cross multiply
    1,887,999.70x = 2,832,983.70 × 823,149.40
  4. Step 4: Simplify right side
    1,887,999.70x = 2,331,968,832,864.78
  5. Step 5: Solve for x
    x = 2,331,968,832,864.78/1,887,999.70
  6. Step 6: Final answer
    x = 1,235,153.18

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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.