Finding the Fourth Proportional to 4,855,885.04, 6,701,122.64 and 2,680,429.60
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Solution
The fourth proportional to 4,855,885.04, 6,701,122.64 and 2,680,429.60 is: 3,698,993.56
Step by Step Solution
- Step 1: Write the proportion equation
4,855,885.04 : 6,701,122.64 = 2,680,429.60 : x - Step 2: Convert to fraction form
4,855,885.04/6,701,122.64 = 2,680,429.60/x - Step 3: Cross multiply
4,855,885.04x = 6,701,122.64 × 2,680,429.60 - Step 4: Simplify right side
4,855,885.04x = 17,961,887,477,486.14 - Step 5: Solve for x
x = 17,961,887,477,486.14/4,855,885.04 - Step 6: Final answer
x = 3,698,993.56
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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.