Finding the Fourth Proportional to 1,829,492.19, 2,744,198.60 and 631,374.21
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Solution
The fourth proportional to 1,829,492.19, 2,744,198.60 and 631,374.21 is: 947,047.62
Step by Step Solution
- Step 1: Write the proportion equation
1,829,492.19 : 2,744,198.60 = 631,374.21 : x - Step 2: Convert to fraction form
1,829,492.19/2,744,198.60 = 631,374.21/x - Step 3: Cross multiply
1,829,492.19x = 2,744,198.60 × 631,374.21 - Step 4: Simplify right side
1,829,492.19x = 1,732,616,220,001.24 - Step 5: Solve for x
x = 1,732,616,220,001.24/1,829,492.19 - Step 6: Final answer
x = 947,047.62
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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.