Finding the Fourth Proportional to 3,278,602.97, 4,524,491.63 and 1,828,389.95
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Solution
The fourth proportional to 3,278,602.97, 4,524,491.63 and 1,828,389.95 is: 2,523,189.02
Step by Step Solution
- Step 1: Write the proportion equation
3,278,602.97 : 4,524,491.63 = 1,828,389.95 : x - Step 2: Convert to fraction form
3,278,602.97/4,524,491.63 = 1,828,389.95/x - Step 3: Cross multiply
3,278,602.97x = 4,524,491.63 × 1,828,389.95 - Step 4: Simplify right side
3,278,602.97x = 8,272,535,016,009.17 - Step 5: Solve for x
x = 8,272,535,016,009.17/3,278,602.97 - Step 6: Final answer
x = 2,523,189.02
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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.