Finding the Fourth Proportional to 1,877,916.08, 2,816,824.80 and 530,171.84
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Solution
The fourth proportional to 1,877,916.08, 2,816,824.80 and 530,171.84 is: 795,243.84
Step by Step Solution
- Step 1: Write the proportion equation
1,877,916.08 : 2,816,824.80 = 530,171.84 : x - Step 2: Convert to fraction form
1,877,916.08/2,816,824.80 = 530,171.84/x - Step 3: Cross multiply
1,877,916.08x = 2,816,824.80 × 530,171.84 - Step 4: Simplify right side
1,877,916.08x = 1,493,401,187,173.63 - Step 5: Solve for x
x = 1,493,401,187,173.63/1,877,916.08 - Step 6: Final answer
x = 795,243.84
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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.