Finding the Fourth Proportional to 1,127,365.14, 1,555,760.26 and 611,121.06
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Solution
The fourth proportional to 1,127,365.14, 1,555,760.26 and 611,121.06 is: 843,345.09
Step by Step Solution
- Step 1: Write the proportion equation
1,127,365.14 : 1,555,760.26 = 611,121.06 : x - Step 2: Convert to fraction form
1,127,365.14/1,555,760.26 = 611,121.06/x - Step 3: Cross multiply
1,127,365.14x = 1,555,760.26 × 611,121.06 - Step 4: Simplify right side
1,127,365.14x = 950,757,859,197.08 - Step 5: Solve for x
x = 950,757,859,197.08/1,127,365.14 - Step 6: Final answer
x = 843,345.09
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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.