Finding the Fourth Proportional to 4,076,420.68, 5,625,478.86 and 2,240,997.33
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Solution
The fourth proportional to 4,076,420.68, 5,625,478.86 and 2,240,997.33 is: 3,092,586.39
Step by Step Solution
- Step 1: Write the proportion equation
4,076,420.68 : 5,625,478.86 = 2,240,997.33 : x - Step 2: Convert to fraction form
4,076,420.68/5,625,478.86 = 2,240,997.33/x - Step 3: Cross multiply
4,076,420.68x = 5,625,478.86 × 2,240,997.33 - Step 4: Simplify right side
4,076,420.68x = 12,606,683,117,923.25 - Step 5: Solve for x
x = 12,606,683,117,923.25/4,076,420.68 - Step 6: Final answer
x = 3,092,586.39
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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.