Finding the Fourth Proportional to 3,125,220.30, 4,687,830.45 and 995,519.70
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Solution
The fourth proportional to 3,125,220.30, 4,687,830.45 and 995,519.70 is: 1,493,279.55
Step by Step Solution
- Step 1: Write the proportion equation
3,125,220.30 : 4,687,830.45 = 995,519.70 : x - Step 2: Convert to fraction form
3,125,220.30/4,687,830.45 = 995,519.70/x - Step 3: Cross multiply
3,125,220.30x = 4,687,830.45 × 995,519.70 - Step 4: Simplify right side
3,125,220.30x = 4,666,827,563,234.87 - Step 5: Solve for x
x = 4,666,827,563,234.87/3,125,220.30 - Step 6: Final answer
x = 1,493,279.55
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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.