Finding the Fourth Proportional to 1,366,077.41, 2,048,975.69 and 455,161.50
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Solution
The fourth proportional to 1,366,077.41, 2,048,975.69 and 455,161.50 is: 682,695.46
Step by Step Solution
- Step 1: Write the proportion equation
1,366,077.41 : 2,048,975.69 = 455,161.50 : x - Step 2: Convert to fraction form
1,366,077.41/2,048,975.69 = 455,161.50/x - Step 3: Cross multiply
1,366,077.41x = 2,048,975.69 × 455,161.50 - Step 4: Simplify right side
1,366,077.41x = 932,614,846,248.13 - Step 5: Solve for x
x = 932,614,846,248.13/1,366,077.41 - Step 6: Final answer
x = 682,695.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.