Finding the Fourth Proportional to 4,669,108.52, 6,446,368.62 and 2,929,163.48
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Solution
The fourth proportional to 4,669,108.52, 6,446,368.62 and 2,929,163.48 is: 4,044,126.94
Step by Step Solution
- Step 1: Write the proportion equation
4,669,108.52 : 6,446,368.62 = 2,929,163.48 : x - Step 2: Convert to fraction form
4,669,108.52/6,446,368.62 = 2,929,163.48/x - Step 3: Cross multiply
4,669,108.52x = 6,446,368.62 × 2,929,163.48 - Step 4: Simplify right side
4,669,108.52x = 18,882,467,540,322.00 - Step 5: Solve for x
x = 18,882,467,540,322.00/4,669,108.52 - Step 6: Final answer
x = 4,044,126.94
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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.