Finding the Fourth Proportional to 2,720,332.84, 3,754,059.20 and 1,496,612.11
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Solution
The fourth proportional to 2,720,332.84, 3,754,059.20 and 1,496,612.11 is: 2,065,324.65
Step by Step Solution
- Step 1: Write the proportion equation
2,720,332.84 : 3,754,059.20 = 1,496,612.11 : x - Step 2: Convert to fraction form
2,720,332.84/3,754,059.20 = 1,496,612.11/x - Step 3: Cross multiply
2,720,332.84x = 3,754,059.20 × 1,496,612.11 - Step 4: Simplify right side
2,720,332.84x = 5,618,370,460,376.91 - Step 5: Solve for x
x = 5,618,370,460,376.91/2,720,332.84 - Step 6: Final answer
x = 2,065,324.65
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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.