Home / 1,184,415.37-1,634,488.44-640,551.73

Finding the Fourth Proportional to 1,184,415.37, 1,634,488.44 and 640,551.73

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Solution

The fourth proportional to 1,184,415.37, 1,634,488.44 and 640,551.73 is: 883,958.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,415.37 : 1,634,488.44 = 640,551.73 : x
  2. Step 2: Convert to fraction form
    1,184,415.37/1,634,488.44 = 640,551.73/x
  3. Step 3: Cross multiply
    1,184,415.37x = 1,634,488.44 × 640,551.73
  4. Step 4: Simplify right side
    1,184,415.37x = 1,046,974,397,907.00
  5. Step 5: Solve for x
    x = 1,046,974,397,907.00/1,184,415.37
  6. Step 6: Final answer
    x = 883,958.81

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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.