Home / 1,184,616.81-1,776,923.82-385,897.05

Finding the Fourth Proportional to 1,184,616.81, 1,776,923.82 and 385,897.05

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Solution

The fourth proportional to 1,184,616.81, 1,776,923.82 and 385,897.05 is: 578,845.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,616.81 : 1,776,923.82 = 385,897.05 : x
  2. Step 2: Convert to fraction form
    1,184,616.81/1,776,923.82 = 385,897.05/x
  3. Step 3: Cross multiply
    1,184,616.81x = 1,776,923.82 × 385,897.05
  4. Step 4: Simplify right side
    1,184,616.81x = 685,709,660,212.73
  5. Step 5: Solve for x
    x = 685,709,660,212.73/1,184,616.81
  6. Step 6: Final answer
    x = 578,845.12

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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.