Finding the Fourth Proportional to 1,760,503.68, 2,429,121.36 and 1,035,086.64
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Solution
The fourth proportional to 1,760,503.68, 2,429,121.36 and 1,035,086.64 is: 1,428,199.84
Step by Step Solution
- Step 1: Write the proportion equation
1,760,503.68 : 2,429,121.36 = 1,035,086.64 : x - Step 2: Convert to fraction form
1,760,503.68/2,429,121.36 = 1,035,086.64/x - Step 3: Cross multiply
1,760,503.68x = 2,429,121.36 × 1,035,086.64 - Step 4: Simplify right side
1,760,503.68x = 2,514,351,066,674.63 - Step 5: Solve for x
x = 2,514,351,066,674.63/1,760,503.68 - Step 6: Final answer
x = 1,428,199.84
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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.