Finding the Fourth Proportional to 4,315,032.74, 5,954,732.99 and 2,381,279.47
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Solution
The fourth proportional to 4,315,032.74, 5,954,732.99 and 2,381,279.47 is: 3,286,158.95
Step by Step Solution
- Step 1: Write the proportion equation
4,315,032.74 : 5,954,732.99 = 2,381,279.47 : x - Step 2: Convert to fraction form
4,315,032.74/5,954,732.99 = 2,381,279.47/x - Step 3: Cross multiply
4,315,032.74x = 5,954,732.99 × 2,381,279.47 - Step 4: Simplify right side
4,315,032.74x = 14,179,883,447,445.35 - Step 5: Solve for x
x = 14,179,883,447,445.35/4,315,032.74 - Step 6: Final answer
x = 3,286,158.95
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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.