Finding the Fourth Proportional to 1,097,963.63, 1,514,844.42 and 614,451.95
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Solution
The fourth proportional to 1,097,963.63, 1,514,844.42 and 614,451.95 is: 847,750.40
Step by Step Solution
- Step 1: Write the proportion equation
1,097,963.63 : 1,514,844.42 = 614,451.95 : x - Step 2: Convert to fraction form
1,097,963.63/1,514,844.42 = 614,451.95/x - Step 3: Cross multiply
1,097,963.63x = 1,514,844.42 × 614,451.95 - Step 4: Simplify right side
1,097,963.63x = 930,799,107,815.62 - Step 5: Solve for x
x = 930,799,107,815.62/1,097,963.63 - Step 6: Final answer
x = 847,750.40
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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.