Finding the Fourth Proportional to 4,669,103.25, 6,446,360.70 and 2,929,157.64
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Solution
The fourth proportional to 4,669,103.25, 6,446,360.70 and 2,929,157.64 is: 4,044,118.47
Step by Step Solution
- Step 1: Write the proportion equation
4,669,103.25 : 6,446,360.70 = 2,929,157.64 : x - Step 2: Convert to fraction form
4,669,103.25/6,446,360.70 = 2,929,157.64/x - Step 3: Cross multiply
4,669,103.25x = 6,446,360.70 × 2,929,157.64 - Step 4: Simplify right side
4,669,103.25x = 18,882,406,694,600.75 - Step 5: Solve for x
x = 18,882,406,694,600.75/4,669,103.25 - Step 6: Final answer
x = 4,044,118.47
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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.