Finding the Fourth Proportional to 1,135,914.48, 1,567,566.36 and 626,609.52
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Solution
The fourth proportional to 1,135,914.48, 1,567,566.36 and 626,609.52 is: 864,723.55
Step by Step Solution
- Step 1: Write the proportion equation
1,135,914.48 : 1,567,566.36 = 626,609.52 : x - Step 2: Convert to fraction form
1,135,914.48/1,567,566.36 = 626,609.52/x - Step 3: Cross multiply
1,135,914.48x = 1,567,566.36 × 626,609.52 - Step 4: Simplify right side
1,135,914.48x = 982,252,004,407.75 - Step 5: Solve for x
x = 982,252,004,407.75/1,135,914.48 - Step 6: Final answer
x = 864,723.55
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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.