Finding the Fourth Proportional to 1,839,984.62, 2,539,122.26 and 1,024,167.38
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Solution
The fourth proportional to 1,839,984.62, 2,539,122.26 and 1,024,167.38 is: 1,413,319.53
Step by Step Solution
- Step 1: Write the proportion equation
1,839,984.62 : 2,539,122.26 = 1,024,167.38 : x - Step 2: Convert to fraction form
1,839,984.62/2,539,122.26 = 1,024,167.38/x - Step 3: Cross multiply
1,839,984.62x = 2,539,122.26 × 1,024,167.38 - Step 4: Simplify right side
1,839,984.62x = 2,600,486,192,523.88 - Step 5: Solve for x
x = 2,600,486,192,523.88/1,839,984.62 - Step 6: Final answer
x = 1,413,319.53
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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.