Finding the Fourth Proportional to 1,381,372.84, 2,072,321.70 and 483,069.88
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Solution
The fourth proportional to 1,381,372.84, 2,072,321.70 and 483,069.88 is: 724,696.60
Step by Step Solution
- Step 1: Write the proportion equation
1,381,372.84 : 2,072,321.70 = 483,069.88 : x - Step 2: Convert to fraction form
1,381,372.84/2,072,321.70 = 483,069.88/x - Step 3: Cross multiply
1,381,372.84x = 2,072,321.70 × 483,069.88 - Step 4: Simplify right side
1,381,372.84x = 1,001,076,194,940.40 - Step 5: Solve for x
x = 1,001,076,194,940.40/1,381,372.84 - Step 6: Final answer
x = 724,696.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.