Finding the Fourth Proportional to 2,413,282.36, 3,330,909.68 and 1,381,388.32
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Solution
The fourth proportional to 2,413,282.36, 3,330,909.68 and 1,381,388.32 is: 1,906,647.89
Step by Step Solution
- Step 1: Write the proportion equation
2,413,282.36 : 3,330,909.68 = 1,381,388.32 : x - Step 2: Convert to fraction form
2,413,282.36/3,330,909.68 = 1,381,388.32/x - Step 3: Cross multiply
2,413,282.36x = 3,330,909.68 × 1,381,388.32 - Step 4: Simplify right side
2,413,282.36x = 4,601,279,726,926.94 - Step 5: Solve for x
x = 4,601,279,726,926.94/2,413,282.36 - Step 6: Final answer
x = 1,906,647.89
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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.