Finding the Fourth Proportional to 5,457,884.52, 8,186,845.98 and 1,671,350.76
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Solution
The fourth proportional to 5,457,884.52, 8,186,845.98 and 1,671,350.76 is: 2,507,032.02
Step by Step Solution
- Step 1: Write the proportion equation
5,457,884.52 : 8,186,845.98 = 1,671,350.76 : x - Step 2: Convert to fraction form
5,457,884.52/8,186,845.98 = 1,671,350.76/x - Step 3: Cross multiply
5,457,884.52x = 8,186,845.98 × 1,671,350.76 - Step 4: Simplify right side
5,457,884.52x = 13,683,091,250,675.95 - Step 5: Solve for x
x = 13,683,091,250,675.95/5,457,884.52 - Step 6: Final answer
x = 2,507,032.02
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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.