Finding the Fourth Proportional to 4,798,078.08, 6,621,526.08 and 2,622,767.52
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Solution
The fourth proportional to 4,798,078.08, 6,621,526.08 and 2,622,767.52 is: 3,619,516.66
Step by Step Solution
- Step 1: Write the proportion equation
4,798,078.08 : 6,621,526.08 = 2,622,767.52 : x - Step 2: Convert to fraction form
4,798,078.08/6,621,526.08 = 2,622,767.52/x - Step 3: Cross multiply
4,798,078.08x = 6,621,526.08 × 2,622,767.52 - Step 4: Simplify right side
4,798,078.08x = 17,366,723,535,456.92 - Step 5: Solve for x
x = 17,366,723,535,456.92/4,798,078.08 - Step 6: Final answer
x = 3,619,516.66
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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.