Finding the Fourth Proportional to 2,032,471.79, 2,804,805.43 and 1,161,576.75
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Solution
The fourth proportional to 2,032,471.79, 2,804,805.43 and 1,161,576.75 is: 1,602,972.69
Step by Step Solution
- Step 1: Write the proportion equation
2,032,471.79 : 2,804,805.43 = 1,161,576.75 : x - Step 2: Convert to fraction form
2,032,471.79/2,804,805.43 = 1,161,576.75/x - Step 3: Cross multiply
2,032,471.79x = 2,804,805.43 × 1,161,576.75 - Step 4: Simplify right side
2,032,471.79x = 3,257,996,783,375.83 - Step 5: Solve for x
x = 3,257,996,783,375.83/2,032,471.79 - Step 6: Final answer
x = 1,602,972.69
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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.