Finding the Fourth Proportional to 2,514,221, 3,469,558.44 and 1,368,276.80
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Solution
The fourth proportional to 2,514,221, 3,469,558.44 and 1,368,276.80 is: 1,888,185.77
Step by Step Solution
- Step 1: Write the proportion equation
2,514,221 : 3,469,558.44 = 1,368,276.80 : x - Step 2: Convert to fraction form
2,514,221/3,469,558.44 = 1,368,276.80/x - Step 3: Cross multiply
2,514,221x = 3,469,558.44 × 1,368,276.80 - Step 4: Simplify right side
2,514,221x = 4,747,316,319,696.19 - Step 5: Solve for x
x = 4,747,316,319,696.19/2,514,221 - Step 6: Final answer
x = 1,888,185.77
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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.