Finding the Fourth Proportional to 4,409,107.43, 6,613,661.59 and 1,376,733.05
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Solution
The fourth proportional to 4,409,107.43, 6,613,661.59 and 1,376,733.05 is: 2,065,099.72
Step by Step Solution
- Step 1: Write the proportion equation
4,409,107.43 : 6,613,661.59 = 1,376,733.05 : x - Step 2: Convert to fraction form
4,409,107.43/6,613,661.59 = 1,376,733.05/x - Step 3: Cross multiply
4,409,107.43x = 6,613,661.59 × 1,376,733.05 - Step 4: Simplify right side
4,409,107.43x = 9,105,246,525,705.34 - Step 5: Solve for x
x = 9,105,246,525,705.34/4,409,107.43 - Step 6: Final answer
x = 2,065,099.72
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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.