Home / 1,184,605.25-1,776,906.49-385,885.51

Finding the Fourth Proportional to 1,184,605.25, 1,776,906.49 and 385,885.51

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Solution

The fourth proportional to 1,184,605.25, 1,776,906.49 and 385,885.51 is: 578,827.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,605.25 : 1,776,906.49 = 385,885.51 : x
  2. Step 2: Convert to fraction form
    1,184,605.25/1,776,906.49 = 385,885.51/x
  3. Step 3: Cross multiply
    1,184,605.25x = 1,776,906.49 × 385,885.51
  4. Step 4: Simplify right side
    1,184,605.25x = 685,682,467,115.96
  5. Step 5: Solve for x
    x = 685,682,467,115.96/1,184,605.25
  6. Step 6: Final answer
    x = 578,827.81

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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.