Finding the Fourth Proportional to 4,076,963.88, 6,115,447.17 and 1,198,331.34
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Solution
The fourth proportional to 4,076,963.88, 6,115,447.17 and 1,198,331.34 is: 1,797,497.41
Step by Step Solution
- Step 1: Write the proportion equation
4,076,963.88 : 6,115,447.17 = 1,198,331.34 : x - Step 2: Convert to fraction form
4,076,963.88/6,115,447.17 = 1,198,331.34/x - Step 3: Cross multiply
4,076,963.88x = 6,115,447.17 × 1,198,331.34 - Step 4: Simplify right side
4,076,963.88x = 7,328,332,001,925.31 - Step 5: Solve for x
x = 7,328,332,001,925.31/4,076,963.88 - Step 6: Final answer
x = 1,797,497.41
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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.