Finding the Fourth Proportional to 4,199,751.40, 6,299,627.10 and 2,597,117.80
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Solution
The fourth proportional to 4,199,751.40, 6,299,627.10 and 2,597,117.80 is: 3,895,676.70
Step by Step Solution
- Step 1: Write the proportion equation
4,199,751.40 : 6,299,627.10 = 2,597,117.80 : x - Step 2: Convert to fraction form
4,199,751.40/6,299,627.10 = 2,597,117.80/x - Step 3: Cross multiply
4,199,751.40x = 6,299,627.10 × 2,597,117.80 - Step 4: Simplify right side
4,199,751.40x = 16,360,873,674,772.38 - Step 5: Solve for x
x = 16,360,873,674,772.38/4,199,751.40 - Step 6: Final answer
x = 3,895,676.70
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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.