Finding the Fourth Proportional to 3,533,005.80, 5,299,508.70 and 873,613.80
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Solution
The fourth proportional to 3,533,005.80, 5,299,508.70 and 873,613.80 is: 1,310,420.70
Step by Step Solution
- Step 1: Write the proportion equation
3,533,005.80 : 5,299,508.70 = 873,613.80 : x - Step 2: Convert to fraction form
3,533,005.80/5,299,508.70 = 873,613.80/x - Step 3: Cross multiply
3,533,005.80x = 5,299,508.70 × 873,613.80 - Step 4: Simplify right side
3,533,005.80x = 4,629,723,933,540.06 - Step 5: Solve for x
x = 4,629,723,933,540.06/3,533,005.80 - Step 6: Final answer
x = 1,310,420.70
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1.5x scale
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.