Finding the Fourth Proportional to 4,515,729.19, 6,230,804.77 and 2,748,443.75
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Solution
The fourth proportional to 4,515,729.19, 6,230,804.77 and 2,748,443.75 is: 3,792,303.68
Step by Step Solution
- Step 1: Write the proportion equation
4,515,729.19 : 6,230,804.77 = 2,748,443.75 : x - Step 2: Convert to fraction form
4,515,729.19/6,230,804.77 = 2,748,443.75/x - Step 3: Cross multiply
4,515,729.19x = 6,230,804.77 × 2,748,443.75 - Step 4: Simplify right side
4,515,729.19x = 17,125,016,427,576.69 - Step 5: Solve for x
x = 17,125,016,427,576.69/4,515,729.19 - Step 6: Final answer
x = 3,792,303.68
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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.