Finding the Fourth Proportional to 3,801,623.36, 5,686,675.68 and 2,896,214.72
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Solution
The fourth proportional to 3,801,623.36, 5,686,675.68 and 2,896,214.72 is: 4,332,316.03
Step by Step Solution
- Step 1: Write the proportion equation
3,801,623.36 : 5,686,675.68 = 2,896,214.72 : x - Step 2: Convert to fraction form
3,801,623.36/5,686,675.68 = 2,896,214.72/x - Step 3: Cross multiply
3,801,623.36x = 5,686,675.68 × 2,896,214.72 - Step 4: Simplify right side
3,801,623.36x = 16,469,833,812,282.01 - Step 5: Solve for x
x = 16,469,833,812,282.01/3,801,623.36 - Step 6: Final answer
x = 4,332,316.03
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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.