Finding the Fourth Proportional to 4,691,168.13, 6,473,768.27 and 2,653,977.63
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Solution
The fourth proportional to 4,691,168.13, 6,473,768.27 and 2,653,977.63 is: 3,662,464.38
Step by Step Solution
- Step 1: Write the proportion equation
4,691,168.13 : 6,473,768.27 = 2,653,977.63 : x - Step 2: Convert to fraction form
4,691,168.13/6,473,768.27 = 2,653,977.63/x - Step 3: Cross multiply
4,691,168.13x = 6,473,768.27 × 2,653,977.63 - Step 4: Simplify right side
4,691,168.13x = 17,181,236,170,383.80 - Step 5: Solve for x
x = 17,181,236,170,383.80/4,691,168.13 - Step 6: Final answer
x = 3,662,464.38
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1.5x scale
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.