Finding the Fourth Proportional to 2,059,324.28, 2,840,182.42 and 1,449,495.80
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Solution
The fourth proportional to 2,059,324.28, 2,840,182.42 and 1,449,495.80 is: 1,999,118.12
Step by Step Solution
- Step 1: Write the proportion equation
2,059,324.28 : 2,840,182.42 = 1,449,495.80 : x - Step 2: Convert to fraction form
2,059,324.28/2,840,182.42 = 1,449,495.80/x - Step 3: Cross multiply
2,059,324.28x = 2,840,182.42 × 1,449,495.80 - Step 4: Simplify right side
2,059,324.28x = 4,116,832,489,023.84 - Step 5: Solve for x
x = 4,116,832,489,023.84/2,059,324.28 - Step 6: Final answer
x = 1,999,118.12
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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.