Finding the Fourth Proportional to 5,413,238.02, 8,121,669.74 and 1,770,135.92
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Solution
The fourth proportional to 5,413,238.02, 8,121,669.74 and 1,770,135.92 is: 2,655,796.64
Step by Step Solution
- Step 1: Write the proportion equation
5,413,238.02 : 8,121,669.74 = 1,770,135.92 : x - Step 2: Convert to fraction form
5,413,238.02/8,121,669.74 = 1,770,135.92/x - Step 3: Cross multiply
5,413,238.02x = 8,121,669.74 × 1,770,135.92 - Step 4: Simplify right side
5,413,238.02x = 14,376,459,337,151.06 - Step 5: Solve for x
x = 14,376,459,337,151.06/5,413,238.02 - Step 6: Final answer
x = 2,655,796.64
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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.