Finding the Fourth Proportional to 4,855,909.08, 6,701,155.88 and 2,680,453.64
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Solution
The fourth proportional to 4,855,909.08, 6,701,155.88 and 2,680,453.64 is: 3,699,026.77
Step by Step Solution
- Step 1: Write the proportion equation
4,855,909.08 : 6,701,155.88 = 2,680,453.64 : x - Step 2: Convert to fraction form
4,855,909.08/6,701,155.88 = 2,680,453.64/x - Step 3: Cross multiply
4,855,909.08x = 6,701,155.88 × 2,680,453.64 - Step 4: Simplify right side
4,855,909.08x = 17,962,137,670,753.40 - Step 5: Solve for x
x = 17,962,137,670,753.40/4,855,909.08 - Step 6: Final answer
x = 3,699,026.77
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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.