Finding the Fourth Proportional to 4,024,581.91, 5,553,418.61 and 2,720,670.98
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Solution
The fourth proportional to 4,024,581.91, 5,553,418.61 and 2,720,670.98 is: 3,754,184.95
Step by Step Solution
- Step 1: Write the proportion equation
4,024,581.91 : 5,553,418.61 = 2,720,670.98 : x - Step 2: Convert to fraction form
4,024,581.91/5,553,418.61 = 2,720,670.98/x - Step 3: Cross multiply
4,024,581.91x = 5,553,418.61 × 2,720,670.98 - Step 4: Simplify right side
4,024,581.91x = 15,109,024,852,018.94 - Step 5: Solve for x
x = 15,109,024,852,018.94/4,024,581.91 - Step 6: Final answer
x = 3,754,184.95
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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.