Finding the Fourth Proportional to 6,059,619.48, 8,365,305.12 and 3,768,518.28
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Solution
The fourth proportional to 6,059,619.48, 8,365,305.12 and 3,768,518.28 is: 5,202,439.75
Step by Step Solution
- Step 1: Write the proportion equation
6,059,619.48 : 8,365,305.12 = 3,768,518.28 : x - Step 2: Convert to fraction form
6,059,619.48/8,365,305.12 = 3,768,518.28/x - Step 3: Cross multiply
6,059,619.48x = 8,365,305.12 × 3,768,518.28 - Step 4: Simplify right side
6,059,619.48x = 31,524,805,262,497.59 - Step 5: Solve for x
x = 31,524,805,262,497.59/6,059,619.48 - Step 6: Final answer
x = 5,202,439.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.