Finding the Fourth Proportional to 2,160,331.79, 3,239,747.25 and 1,202,249.48
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Solution
The fourth proportional to 2,160,331.79, 3,239,747.25 and 1,202,249.48 is: 1,802,956.59
Step by Step Solution
- Step 1: Write the proportion equation
2,160,331.79 : 3,239,747.25 = 1,202,249.48 : x - Step 2: Convert to fraction form
2,160,331.79/3,239,747.25 = 1,202,249.48/x - Step 3: Cross multiply
2,160,331.79x = 3,239,747.25 × 1,202,249.48 - Step 4: Simplify right side
2,160,331.79x = 3,894,984,446,643.93 - Step 5: Solve for x
x = 3,894,984,446,643.93/2,160,331.79 - Step 6: Final answer
x = 1,802,956.59
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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.