Finding the Fourth Proportional to 2,756,542.08, 3,805,876.80 and 2,465,239.68
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Solution
The fourth proportional to 2,756,542.08, 3,805,876.80 and 2,465,239.68 is: 3,403,684.12
Step by Step Solution
- Step 1: Write the proportion equation
2,756,542.08 : 3,805,876.80 = 2,465,239.68 : x - Step 2: Convert to fraction form
2,756,542.08/3,805,876.80 = 2,465,239.68/x - Step 3: Cross multiply
2,756,542.08x = 3,805,876.80 × 2,465,239.68 - Step 4: Simplify right side
2,756,542.08x = 9,382,398,504,551.42 - Step 5: Solve for x
x = 9,382,398,504,551.42/2,756,542.08 - Step 6: Final answer
x = 3,403,684.12
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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.