Finding the Fourth Proportional to 3,079,709.49, 4,250,261.93 and 1,790,468.13
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Solution
The fourth proportional to 3,079,709.49, 4,250,261.93 and 1,790,468.13 is: 2,470,998.82
Step by Step Solution
- Step 1: Write the proportion equation
3,079,709.49 : 4,250,261.93 = 1,790,468.13 : x - Step 2: Convert to fraction form
3,079,709.49/4,250,261.93 = 1,790,468.13/x - Step 3: Cross multiply
3,079,709.49x = 4,250,261.93 × 1,790,468.13 - Step 4: Simplify right side
3,079,709.49x = 7,609,958,520,864.95 - Step 5: Solve for x
x = 7,609,958,520,864.95/3,079,709.49 - Step 6: Final answer
x = 2,470,998.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.