Finding the Fourth Proportional to 3,275,447.99, 4,520,072.27 and 1,825,204.55
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Solution
The fourth proportional to 3,275,447.99, 4,520,072.27 and 1,825,204.55 is: 2,518,756.67
Step by Step Solution
- Step 1: Write the proportion equation
3,275,447.99 : 4,520,072.27 = 1,825,204.55 : x - Step 2: Convert to fraction form
3,275,447.99/4,520,072.27 = 1,825,204.55/x - Step 3: Cross multiply
3,275,447.99x = 4,520,072.27 × 1,825,204.55 - Step 4: Simplify right side
3,275,447.99x = 8,250,056,455,495.48 - Step 5: Solve for x
x = 8,250,056,455,495.48/3,275,447.99 - Step 6: Final answer
x = 2,518,756.67
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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.