Finding the Fourth Proportional to 2,324,756.80, 3,208,167.20 and 1,306,160.96
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Solution
The fourth proportional to 2,324,756.80, 3,208,167.20 and 1,306,160.96 is: 1,802,503.71
Step by Step Solution
- Step 1: Write the proportion equation
2,324,756.80 : 3,208,167.20 = 1,306,160.96 : x - Step 2: Convert to fraction form
2,324,756.80/3,208,167.20 = 1,306,160.96/x - Step 3: Cross multiply
2,324,756.80x = 3,208,167.20 × 1,306,160.96 - Step 4: Simplify right side
2,324,756.80x = 4,190,382,749,792.51 - Step 5: Solve for x
x = 4,190,382,749,792.51/2,324,756.80 - Step 6: Final answer
x = 1,802,503.71
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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.