Finding the Fourth Proportional to 4,874,165.57, 6,726,558.62 and 2,698,708.71
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Solution
The fourth proportional to 4,874,165.57, 6,726,558.62 and 2,698,708.71 is: 3,724,334.37
Step by Step Solution
- Step 1: Write the proportion equation
4,874,165.57 : 6,726,558.62 = 2,698,708.71 : x - Step 2: Convert to fraction form
4,874,165.57/6,726,558.62 = 2,698,708.71/x - Step 3: Cross multiply
4,874,165.57x = 6,726,558.62 × 2,698,708.71 - Step 4: Simplify right side
4,874,165.57x = 18,153,022,336,119.58 - Step 5: Solve for x
x = 18,153,022,336,119.58/4,874,165.57 - Step 6: Final answer
x = 3,724,334.37
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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.