Finding the Fourth Proportional to 2,720,283.12, 3,753,990.70 and 1,496,562.46
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Solution
The fourth proportional to 2,720,283.12, 3,753,990.70 and 1,496,562.46 is: 2,065,256.18
Step by Step Solution
- Step 1: Write the proportion equation
2,720,283.12 : 3,753,990.70 = 1,496,562.46 : x - Step 2: Convert to fraction form
2,720,283.12/3,753,990.70 = 1,496,562.46/x - Step 3: Cross multiply
2,720,283.12x = 3,753,990.70 × 1,496,562.46 - Step 4: Simplify right side
2,720,283.12x = 5,618,081,530,556.36 - Step 5: Solve for x
x = 5,618,081,530,556.36/2,720,283.12 - Step 6: Final answer
x = 2,065,256.18
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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.