Finding the Fourth Proportional to 4,855,915.05, 6,701,164.11 and 2,680,459.62
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Solution
The fourth proportional to 4,855,915.05, 6,701,164.11 and 2,680,459.62 is: 3,699,035.02
Step by Step Solution
- Step 1: Write the proportion equation
4,855,915.05 : 6,701,164.11 = 2,680,459.62 : x - Step 2: Convert to fraction form
4,855,915.05/6,701,164.11 = 2,680,459.62/x - Step 3: Cross multiply
4,855,915.05x = 6,701,164.11 × 2,680,459.62 - Step 4: Simplify right side
4,855,915.05x = 17,962,199,803,848.24 - Step 5: Solve for x
x = 17,962,199,803,848.24/4,855,915.05 - Step 6: Final answer
x = 3,699,035.02
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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.