Home / 1,184,806.86-1,635,028.49-640,941.29

Finding the Fourth Proportional to 1,184,806.86, 1,635,028.49 and 640,941.29

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Solution

The fourth proportional to 1,184,806.86, 1,635,028.49 and 640,941.29 is: 884,496.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,806.86 : 1,635,028.49 = 640,941.29 : x
  2. Step 2: Convert to fraction form
    1,184,806.86/1,635,028.49 = 640,941.29/x
  3. Step 3: Cross multiply
    1,184,806.86x = 1,635,028.49 × 640,941.29
  4. Step 4: Simplify right side
    1,184,806.86x = 1,047,957,269,567.35
  5. Step 5: Solve for x
    x = 1,047,957,269,567.35/1,184,806.86
  6. Step 6: Final answer
    x = 884,496.29

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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.