Finding the Fourth Proportional to 2,209,192.50, 3,048,703.36 and 1,229,145.68
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Solution
The fourth proportional to 2,209,192.50, 3,048,703.36 and 1,229,145.68 is: 1,696,230.89
Step by Step Solution
- Step 1: Write the proportion equation
2,209,192.50 : 3,048,703.36 = 1,229,145.68 : x - Step 2: Convert to fraction form
2,209,192.50/3,048,703.36 = 1,229,145.68/x - Step 3: Cross multiply
2,209,192.50x = 3,048,703.36 × 1,229,145.68 - Step 4: Simplify right side
2,209,192.50x = 3,747,300,564,545.48 - Step 5: Solve for x
x = 3,747,300,564,545.48/2,209,192.50 - Step 6: Final answer
x = 1,696,230.89
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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.