Finding the Fourth Proportional to 2,743,585.97, 3,786,148.08 and 1,519,970.99
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Solution
The fourth proportional to 2,743,585.97, 3,786,148.08 and 1,519,970.99 is: 2,097,559.65
Step by Step Solution
- Step 1: Write the proportion equation
2,743,585.97 : 3,786,148.08 = 1,519,970.99 : x - Step 2: Convert to fraction form
2,743,585.97/3,786,148.08 = 1,519,970.99/x - Step 3: Cross multiply
2,743,585.97x = 3,786,148.08 × 1,519,970.99 - Step 4: Simplify right side
2,743,585.97x = 5,754,835,226,513.46 - Step 5: Solve for x
x = 5,754,835,226,513.46/2,743,585.97 - Step 6: Final answer
x = 2,097,559.65
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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.