Finding the Fourth Proportional to 4,220,091.77, 5,823,732.40 and 2,286,352.44
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Solution
The fourth proportional to 4,220,091.77, 5,823,732.40 and 2,286,352.44 is: 3,155,169.49
Step by Step Solution
- Step 1: Write the proportion equation
4,220,091.77 : 5,823,732.40 = 2,286,352.44 : x - Step 2: Convert to fraction form
4,220,091.77/5,823,732.40 = 2,286,352.44/x - Step 3: Cross multiply
4,220,091.77x = 5,823,732.40 × 2,286,352.44 - Step 4: Simplify right side
4,220,091.77x = 13,315,104,776,931.17 - Step 5: Solve for x
x = 13,315,104,776,931.17/4,220,091.77 - Step 6: Final answer
x = 3,155,169.49
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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.