Finding the Fourth Proportional to 4,477,097.96, 6,178,214.94 and 2,439,863.72
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Solution
The fourth proportional to 4,477,097.96, 6,178,214.94 and 2,439,863.72 is: 3,366,913.71
Step by Step Solution
- Step 1: Write the proportion equation
4,477,097.96 : 6,178,214.94 = 2,439,863.72 : x - Step 2: Convert to fraction form
4,477,097.96/6,178,214.94 = 2,439,863.72/x - Step 3: Cross multiply
4,477,097.96x = 6,178,214.94 × 2,439,863.72 - Step 4: Simplify right side
4,477,097.96x = 15,074,002,486,467.98 - Step 5: Solve for x
x = 15,074,002,486,467.98/4,477,097.96 - Step 6: Final answer
x = 3,366,913.71
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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.