Finding the Fourth Proportional to 4,291,675.84, 5,920,049.64 and 2,679,244.48
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Solution
The fourth proportional to 4,291,675.84, 5,920,049.64 and 2,679,244.48 is: 3,695,819.75
Step by Step Solution
- Step 1: Write the proportion equation
4,291,675.84 : 5,920,049.64 = 2,679,244.48 : x - Step 2: Convert to fraction form
4,291,675.84/5,920,049.64 = 2,679,244.48/x - Step 3: Cross multiply
4,291,675.84x = 5,920,049.64 × 2,679,244.48 - Step 4: Simplify right side
4,291,675.84x = 15,861,260,319,295.99 - Step 5: Solve for x
x = 15,861,260,319,295.99/4,291,675.84 - Step 6: Final answer
x = 3,695,819.75
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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.