Finding the Fourth Proportional to 3,748,655.29, 5,622,339.94 and 1,189,299.77
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Solution
The fourth proportional to 3,748,655.29, 5,622,339.94 and 1,189,299.77 is: 1,783,745.66
Step by Step Solution
- Step 1: Write the proportion equation
3,748,655.29 : 5,622,339.94 = 1,189,299.77 : x - Step 2: Convert to fraction form
3,748,655.29/5,622,339.94 = 1,189,299.77/x - Step 3: Cross multiply
3,748,655.29x = 5,622,339.94 × 1,189,299.77 - Step 4: Simplify right side
3,748,655.29x = 6,686,647,596,473.01 - Step 5: Solve for x
x = 6,686,647,596,473.01/3,748,655.29 - Step 6: Final answer
x = 1,783,745.66
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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.