Home / 1,184,500.62-1,634,605.67-640,637.06

Finding the Fourth Proportional to 1,184,500.62, 1,634,605.67 and 640,637.06

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Solution

The fourth proportional to 1,184,500.62, 1,634,605.67 and 640,637.06 is: 884,076.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,500.62 : 1,634,605.67 = 640,637.06 : x
  2. Step 2: Convert to fraction form
    1,184,500.62/1,634,605.67 = 640,637.06/x
  3. Step 3: Cross multiply
    1,184,500.62x = 1,634,605.67 × 640,637.06
  4. Step 4: Simplify right side
    1,184,500.62x = 1,047,188,959,311.92
  5. Step 5: Solve for x
    x = 1,047,188,959,311.92/1,184,500.62
  6. Step 6: Final answer
    x = 884,076.33

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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.