Finding the Fourth Proportional to 3,236,348.74, 4,855,313.50 and 1,077,369.68
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Solution
The fourth proportional to 3,236,348.74, 4,855,313.50 and 1,077,369.68 is: 1,616,317.64
Step by Step Solution
- Step 1: Write the proportion equation
3,236,348.74 : 4,855,313.50 = 1,077,369.68 : x - Step 2: Convert to fraction form
3,236,348.74/4,855,313.50 = 1,077,369.68/x - Step 3: Cross multiply
3,236,348.74x = 4,855,313.50 × 1,077,369.68 - Step 4: Simplify right side
3,236,348.74x = 5,230,967,546,407.83 - Step 5: Solve for x
x = 5,230,967,546,407.83/3,236,348.74 - Step 6: Final answer
x = 1,616,317.64
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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.