Finding the Fourth Proportional to 1,036,782.14, 1,554,939.93 and 371,934.14
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Solution
The fourth proportional to 1,036,782.14, 1,554,939.93 and 371,934.14 is: 557,817.52
Step by Step Solution
- Step 1: Write the proportion equation
1,036,782.14 : 1,554,939.93 = 371,934.14 : x - Step 2: Convert to fraction form
1,036,782.14/1,554,939.93 = 371,934.14/x - Step 3: Cross multiply
1,036,782.14x = 1,554,939.93 × 371,934.14 - Step 4: Simplify right side
1,036,782.14x = 578,335,245,616.21 - Step 5: Solve for x
x = 578,335,245,616.21/1,036,782.14 - Step 6: Final answer
x = 557,817.52
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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.