Finding the Fourth Proportional to 1,051,761.99, 1,577,643 and 253,043.53
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Solution
The fourth proportional to 1,051,761.99, 1,577,643 and 253,043.53 is: 379,565.30
Step by Step Solution
- Step 1: Write the proportion equation
1,051,761.99 : 1,577,643 = 253,043.53 : x - Step 2: Convert to fraction form
1,051,761.99/1,577,643 = 253,043.53/x - Step 3: Cross multiply
1,051,761.99x = 1,577,643 × 253,043.53 - Step 4: Simplify right side
1,051,761.99x = 399,212,353,799.79 - Step 5: Solve for x
x = 399,212,353,799.79/1,051,761.99 - Step 6: Final answer
x = 379,565.30
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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.