Finding the Fourth Proportional to 3,576,381.60, 4,935,033.36 and 2,048,553.12
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Solution
The fourth proportional to 3,576,381.60, 4,935,033.36 and 2,048,553.12 is: 2,826,789.51
Step by Step Solution
- Step 1: Write the proportion equation
3,576,381.60 : 4,935,033.36 = 2,048,553.12 : x - Step 2: Convert to fraction form
3,576,381.60/4,935,033.36 = 2,048,553.12/x - Step 3: Cross multiply
3,576,381.60x = 4,935,033.36 × 2,048,553.12 - Step 4: Simplify right side
3,576,381.60x = 10,109,677,986,932.08 - Step 5: Solve for x
x = 10,109,677,986,932.08/3,576,381.60 - Step 6: Final answer
x = 2,826,789.51
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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.