Finding the Fourth Proportional to 4,190,602.16, 6,286,058.76 and 1,350,755.12
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Solution
The fourth proportional to 4,190,602.16, 6,286,058.76 and 1,350,755.12 is: 2,026,182.81
Step by Step Solution
- Step 1: Write the proportion equation
4,190,602.16 : 6,286,058.76 = 1,350,755.12 : x - Step 2: Convert to fraction form
4,190,602.16/6,286,058.76 = 1,350,755.12/x - Step 3: Cross multiply
4,190,602.16x = 6,286,058.76 × 1,350,755.12 - Step 4: Simplify right side
4,190,602.16x = 8,490,926,054,690.85 - Step 5: Solve for x
x = 8,490,926,054,690.85/4,190,602.16 - Step 6: Final answer
x = 2,026,182.81
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.