Finding the Fourth Proportional to 1,176,187.47, 1,622,540.25 and 768,527.63
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Solution
The fourth proportional to 1,176,187.47, 1,622,540.25 and 768,527.63 is: 1,060,177.09
Step by Step Solution
- Step 1: Write the proportion equation
1,176,187.47 : 1,622,540.25 = 768,527.63 : x - Step 2: Convert to fraction form
1,176,187.47/1,622,540.25 = 768,527.63/x - Step 3: Cross multiply
1,176,187.47x = 1,622,540.25 × 768,527.63 - Step 4: Simplify right side
1,176,187.47x = 1,246,967,004,799.41 - Step 5: Solve for x
x = 1,246,967,004,799.41/1,176,187.47 - Step 6: Final answer
x = 1,060,177.09
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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.