Finding the Fourth Proportional to 6,183,134.40, 9,274,701.60 and 1,695,403.20
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Solution
The fourth proportional to 6,183,134.40, 9,274,701.60 and 1,695,403.20 is: 2,543,104.80
Step by Step Solution
- Step 1: Write the proportion equation
6,183,134.40 : 9,274,701.60 = 1,695,403.20 : x - Step 2: Convert to fraction form
6,183,134.40/9,274,701.60 = 1,695,403.20/x - Step 3: Cross multiply
6,183,134.40x = 9,274,701.60 × 1,695,403.20 - Step 4: Simplify right side
6,183,134.40x = 15,724,358,771,685.12 - Step 5: Solve for x
x = 15,724,358,771,685.12/6,183,134.40 - Step 6: Final answer
x = 2,543,104.80
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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.