Finding the Fourth Proportional to 5,746,197.98, 8,616,703.05 and 1,646,581.35
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Solution
The fourth proportional to 5,746,197.98, 8,616,703.05 and 1,646,581.35 is: 2,469,128.74
Step by Step Solution
- Step 1: Write the proportion equation
5,746,197.98 : 8,616,703.05 = 1,646,581.35 : x - Step 2: Convert to fraction form
5,746,197.98/8,616,703.05 = 1,646,581.35/x - Step 3: Cross multiply
5,746,197.98x = 8,616,703.05 × 1,646,581.35 - Step 4: Simplify right side
5,746,197.98x = 14,188,102,540,618.12 - Step 5: Solve for x
x = 14,188,102,540,618.12/5,746,197.98 - Step 6: Final answer
x = 2,469,128.74
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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.