Finding the Fourth Proportional to 2,155,212.24, 3,232,701.18 and 659,304.24
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Solution
The fourth proportional to 2,155,212.24, 3,232,701.18 and 659,304.24 is: 988,920.51
Step by Step Solution
- Step 1: Write the proportion equation
2,155,212.24 : 3,232,701.18 = 659,304.24 : x - Step 2: Convert to fraction form
2,155,212.24/3,232,701.18 = 659,304.24/x - Step 3: Cross multiply
2,155,212.24x = 3,232,701.18 × 659,304.24 - Step 4: Simplify right side
2,155,212.24x = 2,131,333,594,627.00 - Step 5: Solve for x
x = 2,131,333,594,627.00/2,155,212.24 - Step 6: Final answer
x = 988,920.51
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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.