Finding the Fourth Proportional to 3,830,298.13, 5,743,680.75 and 1,133,659.09
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Solution
The fourth proportional to 3,830,298.13, 5,743,680.75 and 1,133,659.09 is: 1,699,965.82
Step by Step Solution
- Step 1: Write the proportion equation
3,830,298.13 : 5,743,680.75 = 1,133,659.09 : x - Step 2: Convert to fraction form
3,830,298.13/5,743,680.75 = 1,133,659.09/x - Step 3: Cross multiply
3,830,298.13x = 5,743,680.75 × 1,133,659.09 - Step 4: Simplify right side
3,830,298.13x = 6,511,375,892,295.52 - Step 5: Solve for x
x = 6,511,375,892,295.52/3,830,298.13 - Step 6: Final answer
x = 1,699,965.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.