Finding the Fourth Proportional to 1,135,997.41, 1,567,676.34 and 626,699.80
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Solution
The fourth proportional to 1,135,997.41, 1,567,676.34 and 626,699.80 is: 864,845.68
Step by Step Solution
- Step 1: Write the proportion equation
1,135,997.41 : 1,567,676.34 = 626,699.80 : x - Step 2: Convert to fraction form
1,135,997.41/1,567,676.34 = 626,699.80/x - Step 3: Cross multiply
1,135,997.41x = 1,567,676.34 × 626,699.80 - Step 4: Simplify right side
1,135,997.41x = 982,462,448,742.73 - Step 5: Solve for x
x = 982,462,448,742.73/1,135,997.41 - Step 6: Final answer
x = 864,845.68
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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.