Finding the Fourth Proportional to 2,193,068.10, 3,290,349.12 and 1,182,287.22
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Solution
The fourth proportional to 2,193,068.10, 3,290,349.12 and 1,182,287.22 is: 1,773,833.52
Step by Step Solution
- Step 1: Write the proportion equation
2,193,068.10 : 3,290,349.12 = 1,182,287.22 : x - Step 2: Convert to fraction form
2,193,068.10/3,290,349.12 = 1,182,287.22/x - Step 3: Cross multiply
2,193,068.10x = 3,290,349.12 × 1,182,287.22 - Step 4: Simplify right side
2,193,068.10x = 3,890,137,713,914.25 - Step 5: Solve for x
x = 3,890,137,713,914.25/2,193,068.10 - Step 6: Final answer
x = 1,773,833.52
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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.