Home / 1,129,391.40-1,558,587.27-613,167.06

Finding the Fourth Proportional to 1,129,391.40, 1,558,587.27 and 613,167.06

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Solution

The fourth proportional to 1,129,391.40, 1,558,587.27 and 613,167.06 is: 846,185.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,391.40 : 1,558,587.27 = 613,167.06 : x
  2. Step 2: Convert to fraction form
    1,129,391.40/1,558,587.27 = 613,167.06/x
  3. Step 3: Cross multiply
    1,129,391.40x = 1,558,587.27 × 613,167.06
  4. Step 4: Simplify right side
    1,129,391.40x = 955,674,374,099.33
  5. Step 5: Solve for x
    x = 955,674,374,099.33/1,129,391.40
  6. Step 6: Final answer
    x = 846,185.28

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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.