Finding the Fourth Proportional to 2,299,904.11, 3,173,888.58 and 1,267,448.92
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Solution
The fourth proportional to 2,299,904.11, 3,173,888.58 and 1,267,448.92 is: 1,749,091.03
Step by Step Solution
- Step 1: Write the proportion equation
2,299,904.11 : 3,173,888.58 = 1,267,448.92 : x - Step 2: Convert to fraction form
2,299,904.11/3,173,888.58 = 1,267,448.92/x - Step 3: Cross multiply
2,299,904.11x = 3,173,888.58 × 1,267,448.92 - Step 4: Simplify right side
2,299,904.11x = 4,022,741,640,233.68 - Step 5: Solve for x
x = 4,022,741,640,233.68/2,299,904.11 - Step 6: Final answer
x = 1,749,091.03
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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.