Home / 1,403,450.02-1,936,786.27-823,091.77

Finding the Fourth Proportional to 1,403,450.02, 1,936,786.27 and 823,091.77

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Solution

The fourth proportional to 1,403,450.02, 1,936,786.27 and 823,091.77 is: 1,135,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,450.02 : 1,936,786.27 = 823,091.77 : x
  2. Step 2: Convert to fraction form
    1,403,450.02/1,936,786.27 = 823,091.77/x
  3. Step 3: Cross multiply
    1,403,450.02x = 1,936,786.27 × 823,091.77
  4. Step 4: Simplify right side
    1,403,450.02x = 1,594,152,832,186.30
  5. Step 5: Solve for x
    x = 1,594,152,832,186.30/1,403,450.02
  6. Step 6: Final answer
    x = 1,135,881.44

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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.