Finding the Fourth Proportional to 2,144,370.10, 3,208,515.48 and 1,276,631.08
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Solution
The fourth proportional to 2,144,370.10, 3,208,515.48 and 1,276,631.08 is: 1,910,160.28
Step by Step Solution
- Step 1: Write the proportion equation
2,144,370.10 : 3,208,515.48 = 1,276,631.08 : x - Step 2: Convert to fraction form
2,144,370.10/3,208,515.48 = 1,276,631.08/x - Step 3: Cross multiply
2,144,370.10x = 3,208,515.48 × 1,276,631.08 - Step 4: Simplify right side
2,144,370.10x = 4,096,090,582,429.12 - Step 5: Solve for x
x = 4,096,090,582,429.12/2,144,370.10 - Step 6: Final answer
x = 1,910,160.28
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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.