Finding the Fourth Proportional to 4,973,195.66, 7,459,768.49 and 4,297,220.15
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Solution
The fourth proportional to 4,973,195.66, 7,459,768.49 and 4,297,220.15 is: 6,445,808.62
Step by Step Solution
- Step 1: Write the proportion equation
4,973,195.66 : 7,459,768.49 = 4,297,220.15 : x - Step 2: Convert to fraction form
4,973,195.66/7,459,768.49 = 4,297,220.15/x - Step 3: Cross multiply
4,973,195.66x = 7,459,768.49 × 4,297,220.15 - Step 4: Simplify right side
4,973,195.66x = 32,056,267,410,778.13 - Step 5: Solve for x
x = 32,056,267,410,778.13/4,973,195.66 - Step 6: Final answer
x = 6,445,808.62
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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.