Finding the Fourth Proportional to 3,186,822.69, 4,397,677.62 and 1,810,162.08
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Solution
The fourth proportional to 3,186,822.69, 4,397,677.62 and 1,810,162.08 is: 2,497,945.46
Step by Step Solution
- Step 1: Write the proportion equation
3,186,822.69 : 4,397,677.62 = 1,810,162.08 : x - Step 2: Convert to fraction form
3,186,822.69/4,397,677.62 = 1,810,162.08/x - Step 3: Cross multiply
3,186,822.69x = 4,397,677.62 × 1,810,162.08 - Step 4: Simplify right side
3,186,822.69x = 7,960,509,261,000.54 - Step 5: Solve for x
x = 7,960,509,261,000.54/3,186,822.69 - Step 6: Final answer
x = 2,497,945.46
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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.