Finding the Fourth Proportional to 1,738,646.26, 2,607,429.30 and 839,528.98
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Solution
The fourth proportional to 1,738,646.26, 2,607,429.30 and 839,528.98 is: 1,259,032.68
Step by Step Solution
- Step 1: Write the proportion equation
1,738,646.26 : 2,607,429.30 = 839,528.98 : x - Step 2: Convert to fraction form
1,738,646.26/2,607,429.30 = 839,528.98/x - Step 3: Cross multiply
1,738,646.26x = 2,607,429.30 × 839,528.98 - Step 4: Simplify right side
1,738,646.26x = 2,189,012,460,651.11 - Step 5: Solve for x
x = 2,189,012,460,651.11/1,738,646.26 - Step 6: Final answer
x = 1,259,032.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.