Finding the Fourth Proportional to 2,133,390.42, 2,943,837.68 and 1,262,251.82
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Solution
The fourth proportional to 2,133,390.42, 2,943,837.68 and 1,262,251.82 is: 1,741,764.86
Step by Step Solution
- Step 1: Write the proportion equation
2,133,390.42 : 2,943,837.68 = 1,262,251.82 : x - Step 2: Convert to fraction form
2,133,390.42/2,943,837.68 = 1,262,251.82/x - Step 3: Cross multiply
2,133,390.42x = 2,943,837.68 × 1,262,251.82 - Step 4: Simplify right side
2,133,390.42x = 3,715,864,470,412.91 - Step 5: Solve for x
x = 3,715,864,470,412.91/2,133,390.42 - Step 6: Final answer
x = 1,741,764.86
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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.