Finding the Fourth Proportional to 2,828,530.38, 3,904,195.92 and 1,848,612.26
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Solution
The fourth proportional to 2,828,530.38, 3,904,195.92 and 1,848,612.26 is: 2,551,623.45
Step by Step Solution
- Step 1: Write the proportion equation
2,828,530.38 : 3,904,195.92 = 1,848,612.26 : x - Step 2: Convert to fraction form
2,828,530.38/3,904,195.92 = 1,848,612.26/x - Step 3: Cross multiply
2,828,530.38x = 3,904,195.92 × 1,848,612.26 - Step 4: Simplify right side
2,828,530.38x = 7,217,344,443,153.98 - Step 5: Solve for x
x = 7,217,344,443,153.98/2,828,530.38 - Step 6: Final answer
x = 2,551,623.45
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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.