Finding the Fourth Proportional to 4,973,197.91, 7,459,771.86 and 4,297,222.40
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Solution
The fourth proportional to 4,973,197.91, 7,459,771.86 and 4,297,222.40 is: 6,445,811.99
Step by Step Solution
- Step 1: Write the proportion equation
4,973,197.91 : 7,459,771.86 = 4,297,222.40 : x - Step 2: Convert to fraction form
4,973,197.91/7,459,771.86 = 4,297,222.40/x - Step 3: Cross multiply
4,973,197.91x = 7,459,771.86 × 4,297,222.40 - Step 4: Simplify right side
4,973,197.91x = 32,056,298,698,382.80 - Step 5: Solve for x
x = 32,056,298,698,382.80/4,973,197.91 - Step 6: Final answer
x = 6,445,811.99
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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.