Finding the Fourth Proportional to 5,076,543.06, 7,617,139.98 and 2,198,790.06
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Solution
The fourth proportional to 5,076,543.06, 7,617,139.98 and 2,198,790.06 is: 3,299,192.28
Step by Step Solution
- Step 1: Write the proportion equation
5,076,543.06 : 7,617,139.98 = 2,198,790.06 : x - Step 2: Convert to fraction form
5,076,543.06/7,617,139.98 = 2,198,790.06/x - Step 3: Cross multiply
5,076,543.06x = 7,617,139.98 × 2,198,790.06 - Step 4: Simplify right side
5,076,543.06x = 16,748,491,673,652.60 - Step 5: Solve for x
x = 16,748,491,673,652.60/5,076,543.06 - Step 6: Final answer
x = 3,299,192.28
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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.