Finding the Fourth Proportional to 3,655,510.39, 5,043,932.05 and 2,106,554.88
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Solution
The fourth proportional to 3,655,510.39, 5,043,932.05 and 2,106,554.88 is: 2,906,658.32
Step by Step Solution
- Step 1: Write the proportion equation
3,655,510.39 : 5,043,932.05 = 2,106,554.88 : x - Step 2: Convert to fraction form
3,655,510.39/5,043,932.05 = 2,106,554.88/x - Step 3: Cross multiply
3,655,510.39x = 5,043,932.05 × 2,106,554.88 - Step 4: Simplify right side
3,655,510.39x = 10,625,319,663,783.13 - Step 5: Solve for x
x = 10,625,319,663,783.13/3,655,510.39 - Step 6: Final answer
x = 2,906,658.32
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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.