Finding the Fourth Proportional to 2,230,243.36, 3,077,747.84 and 1,371,364.80
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Solution
The fourth proportional to 2,230,243.36, 3,077,747.84 and 1,371,364.80 is: 1,892,490.80
Step by Step Solution
- Step 1: Write the proportion equation
2,230,243.36 : 3,077,747.84 = 1,371,364.80 : x - Step 2: Convert to fraction form
2,230,243.36/3,077,747.84 = 1,371,364.80/x - Step 3: Cross multiply
2,230,243.36x = 3,077,747.84 × 1,371,364.80 - Step 4: Simplify right side
2,230,243.36x = 4,220,715,051,052.03 - Step 5: Solve for x
x = 4,220,715,051,052.03/2,230,243.36 - Step 6: Final answer
x = 1,892,490.80
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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.