Finding the Fourth Proportional to 4,689,331.46, 6,471,138.23 and 2,596,267.09
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Solution
The fourth proportional to 4,689,331.46, 6,471,138.23 and 2,596,267.09 is: 3,582,771.53
Step by Step Solution
- Step 1: Write the proportion equation
4,689,331.46 : 6,471,138.23 = 2,596,267.09 : x - Step 2: Convert to fraction form
4,689,331.46/6,471,138.23 = 2,596,267.09/x - Step 3: Cross multiply
4,689,331.46x = 6,471,138.23 × 2,596,267.09 - Step 4: Simplify right side
4,689,331.46x = 16,800,803,226,233.44 - Step 5: Solve for x
x = 16,800,803,226,233.44/4,689,331.46 - Step 6: Final answer
x = 3,582,771.53
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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.