Finding the Fourth Proportional to 2,365,721.60, 3,261,296.67 and 1,685,477.12
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Solution
The fourth proportional to 2,365,721.60, 3,261,296.67 and 1,685,477.12 is: 2,323,536.68
Step by Step Solution
- Step 1: Write the proportion equation
2,365,721.60 : 3,261,296.67 = 1,685,477.12 : x - Step 2: Convert to fraction form
2,365,721.60/3,261,296.67 = 1,685,477.12/x - Step 3: Cross multiply
2,365,721.60x = 3,261,296.67 × 1,685,477.12 - Step 4: Simplify right side
2,365,721.60x = 5,496,840,918,817.19 - Step 5: Solve for x
x = 5,496,840,918,817.19/2,365,721.60 - Step 6: Final answer
x = 2,323,536.68
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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.