Finding the Fourth Proportional to 4,306,987.48, 5,943,903.70 and 2,373,245.72
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Solution
The fourth proportional to 4,306,987.48, 5,943,903.70 and 2,373,245.72 is: 3,275,222.90
Step by Step Solution
- Step 1: Write the proportion equation
4,306,987.48 : 5,943,903.70 = 2,373,245.72 : x - Step 2: Convert to fraction form
4,306,987.48/5,943,903.70 = 2,373,245.72/x - Step 3: Cross multiply
4,306,987.48x = 5,943,903.70 × 2,373,245.72 - Step 4: Simplify right side
4,306,987.48x = 14,106,344,016,117.17 - Step 5: Solve for x
x = 14,106,344,016,117.17/4,306,987.48 - Step 6: Final answer
x = 3,275,222.90
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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.