Finding the Fourth Proportional to 3,853,468.44, 5,781,013.74 and 1,457,259.48
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Solution
The fourth proportional to 3,853,468.44, 5,781,013.74 and 1,457,259.48 is: 2,186,195.94
Step by Step Solution
- Step 1: Write the proportion equation
3,853,468.44 : 5,781,013.74 = 1,457,259.48 : x - Step 2: Convert to fraction form
3,853,468.44/5,781,013.74 = 1,457,259.48/x - Step 3: Cross multiply
3,853,468.44x = 5,781,013.74 × 1,457,259.48 - Step 4: Simplify right side
3,853,468.44x = 8,424,437,076,625.26 - Step 5: Solve for x
x = 8,424,437,076,625.26/3,853,468.44 - Step 6: Final answer
x = 2,186,195.94
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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.