Finding the Fourth Proportional to 4,370,834.16, 6,032,716.92 and 2,840,284.08
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Solution
The fourth proportional to 4,370,834.16, 6,032,716.92 and 2,840,284.08 is: 3,920,219.62
Step by Step Solution
- Step 1: Write the proportion equation
4,370,834.16 : 6,032,716.92 = 2,840,284.08 : x - Step 2: Convert to fraction form
4,370,834.16/6,032,716.92 = 2,840,284.08/x - Step 3: Cross multiply
4,370,834.16x = 6,032,716.92 × 2,840,284.08 - Step 4: Simplify right side
4,370,834.16x = 17,134,629,827,022.63 - Step 5: Solve for x
x = 17,134,629,827,022.63/4,370,834.16 - Step 6: Final answer
x = 3,920,219.62
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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.