Finding the Fourth Proportional to 5,581,415.24, 8,370,623.94 and 1,536,940.24
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Solution
The fourth proportional to 5,581,415.24, 8,370,623.94 and 1,536,940.24 is: 2,304,997.61
Step by Step Solution
- Step 1: Write the proportion equation
5,581,415.24 : 8,370,623.94 = 1,536,940.24 : x - Step 2: Convert to fraction form
5,581,415.24/8,370,623.94 = 1,536,940.24/x - Step 3: Cross multiply
5,581,415.24x = 8,370,623.94 × 1,536,940.24 - Step 4: Simplify right side
5,581,415.24x = 12,865,148,767,293.35 - Step 5: Solve for x
x = 12,865,148,767,293.35/5,581,415.24 - Step 6: Final answer
x = 2,304,997.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.