Finding the Fourth Proportional to 4,254,301.63, 6,380,480.55 and 1,221,643.41
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Solution
The fourth proportional to 4,254,301.63, 6,380,480.55 and 1,221,643.41 is: 1,832,186.03
Step by Step Solution
- Step 1: Write the proportion equation
4,254,301.63 : 6,380,480.55 = 1,221,643.41 : x - Step 2: Convert to fraction form
4,254,301.63/6,380,480.55 = 1,221,643.41/x - Step 3: Cross multiply
4,254,301.63x = 6,380,480.55 × 1,221,643.41 - Step 4: Simplify right side
4,254,301.63x = 7,794,672,016,540.68 - Step 5: Solve for x
x = 7,794,672,016,540.68/4,254,301.63 - Step 6: Final answer
x = 1,832,186.03
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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.