Home / 1,181,173.26-1,630,019.14-644,629.26

Finding the Fourth Proportional to 1,181,173.26, 1,630,019.14 and 644,629.26

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Solution

The fourth proportional to 1,181,173.26, 1,630,019.14 and 644,629.26 is: 889,588.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,173.26 : 1,630,019.14 = 644,629.26 : x
  2. Step 2: Convert to fraction form
    1,181,173.26/1,630,019.14 = 644,629.26/x
  3. Step 3: Cross multiply
    1,181,173.26x = 1,630,019.14 × 644,629.26
  4. Step 4: Simplify right side
    1,181,173.26x = 1,050,758,032,004.04
  5. Step 5: Solve for x
    x = 1,050,758,032,004.04/1,181,173.26
  6. Step 6: Final answer
    x = 889,588.40

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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.