Finding the Fourth Proportional to 3,278,243.04, 4,524,031.11 and 1,808,320.24
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Solution
The fourth proportional to 3,278,243.04, 4,524,031.11 and 1,808,320.24 is: 2,495,512.66
Step by Step Solution
- Step 1: Write the proportion equation
3,278,243.04 : 4,524,031.11 = 1,808,320.24 : x - Step 2: Convert to fraction form
3,278,243.04/4,524,031.11 = 1,808,320.24/x - Step 3: Cross multiply
3,278,243.04x = 4,524,031.11 × 1,808,320.24 - Step 4: Simplify right side
3,278,243.04x = 8,180,897,022,602.67 - Step 5: Solve for x
x = 8,180,897,022,602.67/3,278,243.04 - Step 6: Final answer
x = 2,495,512.66
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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.