Finding the Fourth Proportional to 4,798,155.12, 6,621,198.72 and 2,622,279.12
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Solution
The fourth proportional to 4,798,155.12, 6,621,198.72 and 2,622,279.12 is: 3,618,605.63
Step by Step Solution
- Step 1: Write the proportion equation
4,798,155.12 : 6,621,198.72 = 2,622,279.12 : x - Step 2: Convert to fraction form
4,798,155.12/6,621,198.72 = 2,622,279.12/x - Step 3: Cross multiply
4,798,155.12x = 6,621,198.72 × 2,622,279.12 - Step 4: Simplify right side
4,798,155.12x = 17,362,631,152,826.73 - Step 5: Solve for x
x = 17,362,631,152,826.73/4,798,155.12 - Step 6: Final answer
x = 3,618,605.63
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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.