Finding the Fourth Proportional to 2,320,834.44, 3,202,703.64 and 1,288,282.08
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Solution
The fourth proportional to 2,320,834.44, 3,202,703.64 and 1,288,282.08 is: 1,777,802.69
Step by Step Solution
- Step 1: Write the proportion equation
2,320,834.44 : 3,202,703.64 = 1,288,282.08 : x - Step 2: Convert to fraction form
2,320,834.44/3,202,703.64 = 1,288,282.08/x - Step 3: Cross multiply
2,320,834.44x = 3,202,703.64 × 1,288,282.08 - Step 4: Simplify right side
2,320,834.44x = 4,125,985,706,962.77 - Step 5: Solve for x
x = 4,125,985,706,962.77/2,320,834.44 - Step 6: Final answer
x = 1,777,802.69
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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.