Finding the Fourth Proportional to 4,936,654.22, 7,405,306.23 and 1,293,473.30
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Solution
The fourth proportional to 4,936,654.22, 7,405,306.23 and 1,293,473.30 is: 1,940,295.07
Step by Step Solution
- Step 1: Write the proportion equation
4,936,654.22 : 7,405,306.23 = 1,293,473.30 : x - Step 2: Convert to fraction form
4,936,654.22/7,405,306.23 = 1,293,473.30/x - Step 3: Cross multiply
4,936,654.22x = 7,405,306.23 × 1,293,473.30 - Step 4: Simplify right side
4,936,654.22x = 9,578,565,849,802.13 - Step 5: Solve for x
x = 9,578,565,849,802.13/4,936,654.22 - Step 6: Final answer
x = 1,940,295.07
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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.