Finding the Fourth Proportional to 3,393,066.24, 4,682,312.64 and 1,865,162.40
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Solution
The fourth proportional to 3,393,066.24, 4,682,312.64 and 1,865,162.40 is: 2,573,858.82
Step by Step Solution
- Step 1: Write the proportion equation
3,393,066.24 : 4,682,312.64 = 1,865,162.40 : x - Step 2: Convert to fraction form
3,393,066.24/4,682,312.64 = 1,865,162.40/x - Step 3: Cross multiply
3,393,066.24x = 4,682,312.64 × 1,865,162.40 - Step 4: Simplify right side
3,393,066.24x = 8,733,273,481,172.74 - Step 5: Solve for x
x = 8,733,273,481,172.74/3,393,066.24 - Step 6: Final answer
x = 2,573,858.82
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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.