Finding the Fourth Proportional to 3,822,502.23, 5,275,051.53 and 2,103,622.74
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Solution
The fourth proportional to 3,822,502.23, 5,275,051.53 and 2,103,622.74 is: 2,902,998.53
Step by Step Solution
- Step 1: Write the proportion equation
3,822,502.23 : 5,275,051.53 = 2,103,622.74 : x - Step 2: Convert to fraction form
3,822,502.23/5,275,051.53 = 2,103,622.74/x - Step 3: Cross multiply
3,822,502.23x = 5,275,051.53 × 2,103,622.74 - Step 4: Simplify right side
3,822,502.23x = 11,096,718,353,179.79 - Step 5: Solve for x
x = 11,096,718,353,179.79/3,822,502.23 - Step 6: Final answer
x = 2,902,998.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.