Finding the Fourth Proportional to 5,682,702.81, 8,527,417.17 and 2,090,991.99
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Solution
The fourth proportional to 5,682,702.81, 8,527,417.17 and 2,090,991.99 is: 3,137,725.41
Step by Step Solution
- Step 1: Write the proportion equation
5,682,702.81 : 8,527,417.17 = 2,090,991.99 : x - Step 2: Convert to fraction form
5,682,702.81/8,527,417.17 = 2,090,991.99/x - Step 3: Cross multiply
5,682,702.81x = 8,527,417.17 × 2,090,991.99 - Step 4: Simplify right side
5,682,702.81x = 17,830,760,997,858.47 - Step 5: Solve for x
x = 17,830,760,997,858.47/5,682,702.81 - Step 6: Final answer
x = 3,137,725.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.