Finding the Fourth Proportional to 2,308,601.08, 3,186,185.94 and 1,328,519.98
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Solution
The fourth proportional to 2,308,601.08, 3,186,185.94 and 1,328,519.98 is: 1,833,539.68
Step by Step Solution
- Step 1: Write the proportion equation
2,308,601.08 : 3,186,185.94 = 1,328,519.98 : x - Step 2: Convert to fraction form
2,308,601.08/3,186,185.94 = 1,328,519.98/x - Step 3: Cross multiply
2,308,601.08x = 3,186,185.94 × 1,328,519.98 - Step 4: Simplify right side
2,308,601.08x = 4,232,911,681,285.08 - Step 5: Solve for x
x = 4,232,911,681,285.08/2,308,601.08 - Step 6: Final answer
x = 1,833,539.68
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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.