Home / 1,184,804.86-1,635,025.73-640,939.29

Finding the Fourth Proportional to 1,184,804.86, 1,635,025.73 and 640,939.29

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Solution

The fourth proportional to 1,184,804.86, 1,635,025.73 and 640,939.29 is: 884,493.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,804.86 : 1,635,025.73 = 640,939.29 : x
  2. Step 2: Convert to fraction form
    1,184,804.86/1,635,025.73 = 640,939.29/x
  3. Step 3: Cross multiply
    1,184,804.86x = 1,635,025.73 × 640,939.29
  4. Step 4: Simplify right side
    1,184,804.86x = 1,047,952,230,517.93
  5. Step 5: Solve for x
    x = 1,047,952,230,517.93/1,184,804.86
  6. Step 6: Final answer
    x = 884,493.53

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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.