Finding the Fourth Proportional to 2,881,668.42, 3,976,594.98 and 1,658,163.18
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Solution
The fourth proportional to 2,881,668.42, 3,976,594.98 and 1,658,163.18 is: 2,288,203.37
Step by Step Solution
- Step 1: Write the proportion equation
2,881,668.42 : 3,976,594.98 = 1,658,163.18 : x - Step 2: Convert to fraction form
2,881,668.42/3,976,594.98 = 1,658,163.18/x - Step 3: Cross multiply
2,881,668.42x = 3,976,594.98 × 1,658,163.18 - Step 4: Simplify right side
2,881,668.42x = 6,593,843,377,608.84 - Step 5: Solve for x
x = 6,593,843,377,608.84/2,881,668.42 - Step 6: Final answer
x = 2,288,203.37
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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.