Home / 1,184,193.06-1,634,087.70-667,918.50

Finding the Fourth Proportional to 1,184,193.06, 1,634,087.70 and 667,918.50

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Solution

The fourth proportional to 1,184,193.06, 1,634,087.70 and 667,918.50 is: 921,671.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,193.06 : 1,634,087.70 = 667,918.50 : x
  2. Step 2: Convert to fraction form
    1,184,193.06/1,634,087.70 = 667,918.50/x
  3. Step 3: Cross multiply
    1,184,193.06x = 1,634,087.70 × 667,918.50
  4. Step 4: Simplify right side
    1,184,193.06x = 1,091,437,405,452.45
  5. Step 5: Solve for x
    x = 1,091,437,405,452.45/1,184,193.06
  6. Step 6: Final answer
    x = 921,671.85

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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.