Finding the Fourth Proportional to 2,226,590.96, 3,072,682.67 and 1,207,973.84
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Solution
The fourth proportional to 2,226,590.96, 3,072,682.67 and 1,207,973.84 is: 1,666,996.92
Step by Step Solution
- Step 1: Write the proportion equation
2,226,590.96 : 3,072,682.67 = 1,207,973.84 : x - Step 2: Convert to fraction form
2,226,590.96/3,072,682.67 = 1,207,973.84/x - Step 3: Cross multiply
2,226,590.96x = 3,072,682.67 × 1,207,973.84 - Step 4: Simplify right side
2,226,590.96x = 3,711,720,262,578.07 - Step 5: Solve for x
x = 3,711,720,262,578.07/2,226,590.96 - Step 6: Final answer
x = 1,666,996.92
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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.