Finding the Fourth Proportional to 2,021,151.80, 3,016,259.39 and 1,805,497.80
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Solution
The fourth proportional to 2,021,151.80, 3,016,259.39 and 1,805,497.80 is: 2,694,428.84
Step by Step Solution
- Step 1: Write the proportion equation
2,021,151.80 : 3,016,259.39 = 1,805,497.80 : x - Step 2: Convert to fraction form
2,021,151.80/3,016,259.39 = 1,805,497.80/x - Step 3: Cross multiply
2,021,151.80x = 3,016,259.39 × 1,805,497.80 - Step 4: Simplify right side
2,021,151.80x = 5,445,849,683,846.85 - Step 5: Solve for x
x = 5,445,849,683,846.85/2,021,151.80 - Step 6: Final answer
x = 2,694,428.84
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.