Home / 1,201,650.38-1,658,164.11-718,119.26

Finding the Fourth Proportional to 1,201,650.38, 1,658,164.11 and 718,119.26

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Solution

The fourth proportional to 1,201,650.38, 1,658,164.11 and 718,119.26 is: 990,936.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,650.38 : 1,658,164.11 = 718,119.26 : x
  2. Step 2: Convert to fraction form
    1,201,650.38/1,658,164.11 = 718,119.26/x
  3. Step 3: Cross multiply
    1,201,650.38x = 1,658,164.11 × 718,119.26
  4. Step 4: Simplify right side
    1,201,650.38x = 1,190,759,583,631.76
  5. Step 5: Solve for x
    x = 1,190,759,583,631.76/1,201,650.38
  6. Step 6: Final answer
    x = 990,936.80

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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.