Finding the Fourth Proportional to 4,338,633.36, 6,503,361.56 and 1,604,423.91
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Solution
The fourth proportional to 4,338,633.36, 6,503,361.56 and 1,604,423.91 is: 2,404,939.04
Step by Step Solution
- Step 1: Write the proportion equation
4,338,633.36 : 6,503,361.56 = 1,604,423.91 : x - Step 2: Convert to fraction form
4,338,633.36/6,503,361.56 = 1,604,423.91/x - Step 3: Cross multiply
4,338,633.36x = 6,503,361.56 × 1,604,423.91 - Step 4: Simplify right side
4,338,633.36x = 10,434,148,749,722.09 - Step 5: Solve for x
x = 10,434,148,749,722.09/4,338,633.36 - Step 6: Final answer
x = 2,404,939.04
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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.