Finding the Fourth Proportional to 4,341,651.84, 5,991,767.64 and 2,407,993.92
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Solution
The fourth proportional to 4,341,651.84, 5,991,767.64 and 2,407,993.92 is: 3,323,191.40
Step by Step Solution
- Step 1: Write the proportion equation
4,341,651.84 : 5,991,767.64 = 2,407,993.92 : x - Step 2: Convert to fraction form
4,341,651.84/5,991,767.64 = 2,407,993.92/x - Step 3: Cross multiply
4,341,651.84x = 5,991,767.64 × 2,407,993.92 - Step 4: Simplify right side
4,341,651.84x = 14,428,140,047,172.75 - Step 5: Solve for x
x = 14,428,140,047,172.75/4,341,651.84 - Step 6: Final answer
x = 3,323,191.40
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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.