Finding the Fourth Proportional to 1,049,709.48, 1,449,296.40 and 807,564.84
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Solution
The fourth proportional to 1,049,709.48, 1,449,296.40 and 807,564.84 is: 1,114,975.94
Step by Step Solution
- Step 1: Write the proportion equation
1,049,709.48 : 1,449,296.40 = 807,564.84 : x - Step 2: Convert to fraction form
1,049,709.48/1,449,296.40 = 807,564.84/x - Step 3: Cross multiply
1,049,709.48x = 1,449,296.40 × 807,564.84 - Step 4: Simplify right side
1,049,709.48x = 1,170,400,815,378.58 - Step 5: Solve for x
x = 1,170,400,815,378.58/1,049,709.48 - Step 6: Final answer
x = 1,114,975.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.