Finding the Fourth Proportional to 5,794,554.40, 8,690,276.40 and 2,428,064.80
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Solution
The fourth proportional to 5,794,554.40, 8,690,276.40 and 2,428,064.80 is: 3,641,445.53
Step by Step Solution
- Step 1: Write the proportion equation
5,794,554.40 : 8,690,276.40 = 2,428,064.80 : x - Step 2: Convert to fraction form
5,794,554.40/8,690,276.40 = 2,428,064.80/x - Step 3: Cross multiply
5,794,554.40x = 8,690,276.40 × 2,428,064.80 - Step 4: Simplify right side
5,794,554.40x = 21,100,554,229,110.72 - Step 5: Solve for x
x = 21,100,554,229,110.72/5,794,554.40 - Step 6: Final answer
x = 3,641,445.53
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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.