Finding the Fourth Proportional to 3,639,467.10, 5,448,703.05 and 2,442,740.70
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Solution
The fourth proportional to 3,639,467.10, 5,448,703.05 and 2,442,740.70 is: 3,657,065.26
Step by Step Solution
- Step 1: Write the proportion equation
3,639,467.10 : 5,448,703.05 = 2,442,740.70 : x - Step 2: Convert to fraction form
3,639,467.10/5,448,703.05 = 2,442,740.70/x - Step 3: Cross multiply
3,639,467.10x = 5,448,703.05 × 2,442,740.70 - Step 4: Simplify right side
3,639,467.10x = 13,309,768,702,449.13 - Step 5: Solve for x
x = 13,309,768,702,449.13/3,639,467.10 - Step 6: Final answer
x = 3,657,065.26
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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.