Home / 1,184,464.66-1,634,561.23-640,600.45

Finding the Fourth Proportional to 1,184,464.66, 1,634,561.23 and 640,600.45

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Solution

The fourth proportional to 1,184,464.66, 1,634,561.23 and 640,600.45 is: 884,028.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,464.66 : 1,634,561.23 = 640,600.45 : x
  2. Step 2: Convert to fraction form
    1,184,464.66/1,634,561.23 = 640,600.45/x
  3. Step 3: Cross multiply
    1,184,464.66x = 1,634,561.23 × 640,600.45
  4. Step 4: Simplify right side
    1,184,464.66x = 1,047,100,651,317.75
  5. Step 5: Solve for x
    x = 1,047,100,651,317.75/1,184,464.66
  6. Step 6: Final answer
    x = 884,028.62

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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.