Finding the Fourth Proportional to 4,315,519.59, 6,467,866.52 and 2,288,761.08
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Solution
The fourth proportional to 4,315,519.59, 6,467,866.52 and 2,288,761.08 is: 3,430,270.87
Step by Step Solution
- Step 1: Write the proportion equation
4,315,519.59 : 6,467,866.52 = 2,288,761.08 : x - Step 2: Convert to fraction form
4,315,519.59/6,467,866.52 = 2,288,761.08/x - Step 3: Cross multiply
4,315,519.59x = 6,467,866.52 × 2,288,761.08 - Step 4: Simplify right side
4,315,519.59x = 14,803,401,150,167.24 - Step 5: Solve for x
x = 14,803,401,150,167.24/4,315,519.59 - Step 6: Final answer
x = 3,430,270.87
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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.