Finding the Fourth Proportional to 2,226,330.23, 3,072,341.57 and 1,207,734.98
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Solution
The fourth proportional to 2,226,330.23, 3,072,341.57 and 1,207,734.98 is: 1,666,677.45
Step by Step Solution
- Step 1: Write the proportion equation
2,226,330.23 : 3,072,341.57 = 1,207,734.98 : x - Step 2: Convert to fraction form
2,226,330.23/3,072,341.57 = 1,207,734.98/x - Step 3: Cross multiply
2,226,330.23x = 3,072,341.57 × 1,207,734.98 - Step 4: Simplify right side
2,226,330.23x = 3,710,574,384,597.12 - Step 5: Solve for x
x = 3,710,574,384,597.12/2,226,330.23 - Step 6: Final answer
x = 1,666,677.45
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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.