Finding the Fourth Proportional to 4,493,609.10, 6,740,632.35 and 1,255,143.24
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Solution
The fourth proportional to 4,493,609.10, 6,740,632.35 and 1,255,143.24 is: 1,882,775.95
Step by Step Solution
- Step 1: Write the proportion equation
4,493,609.10 : 6,740,632.35 = 1,255,143.24 : x - Step 2: Convert to fraction form
4,493,609.10/6,740,632.35 = 1,255,143.24/x - Step 3: Cross multiply
4,493,609.10x = 6,740,632.35 × 1,255,143.24 - Step 4: Simplify right side
4,493,609.10x = 8,460,459,127,427.81 - Step 5: Solve for x
x = 8,460,459,127,427.81/4,493,609.10 - Step 6: Final answer
x = 1,882,775.95
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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.