Finding the Fourth Proportional to 4,057,545.80, 6,083,985.90 and 1,217,232.20
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Solution
The fourth proportional to 4,057,545.80, 6,083,985.90 and 1,217,232.20 is: 1,825,148.48
Step by Step Solution
- Step 1: Write the proportion equation
4,057,545.80 : 6,083,985.90 = 1,217,232.20 : x - Step 2: Convert to fraction form
4,057,545.80/6,083,985.90 = 1,217,232.20/x - Step 3: Cross multiply
4,057,545.80x = 6,083,985.90 × 1,217,232.20 - Step 4: Simplify right side
4,057,545.80x = 7,405,623,541,825.98 - Step 5: Solve for x
x = 7,405,623,541,825.98/4,057,545.80 - Step 6: Final answer
x = 1,825,148.48
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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.