Finding the Fourth Proportional to 4,996,987.26, 6,895,844.72 and 2,705,147.95
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Solution
The fourth proportional to 4,996,987.26, 6,895,844.72 and 2,705,147.95 is: 3,733,105.41
Step by Step Solution
- Step 1: Write the proportion equation
4,996,987.26 : 6,895,844.72 = 2,705,147.95 : x - Step 2: Convert to fraction form
4,996,987.26/6,895,844.72 = 2,705,147.95/x - Step 3: Cross multiply
4,996,987.26x = 6,895,844.72 × 2,705,147.95 - Step 4: Simplify right side
4,996,987.26x = 18,654,280,180,109.97 - Step 5: Solve for x
x = 18,654,280,180,109.97/4,996,987.26 - Step 6: Final answer
x = 3,733,105.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.