Finding the Fourth Proportional to 3,177,869.20, 4,381,343.24 and 2,058,266.00
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Solution
The fourth proportional to 3,177,869.20, 4,381,343.24 and 2,058,266.00 is: 2,837,741.04
Step by Step Solution
- Step 1: Write the proportion equation
3,177,869.20 : 4,381,343.24 = 2,058,266.00 : x - Step 2: Convert to fraction form
3,177,869.20/4,381,343.24 = 2,058,266.00/x - Step 3: Cross multiply
3,177,869.20x = 4,381,343.24 × 2,058,266.00 - Step 4: Simplify right side
3,177,869.20x = 9,017,969,841,320.86 - Step 5: Solve for x
x = 9,017,969,841,320.86/3,177,869.20 - Step 6: Final answer
x = 2,837,741.04
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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.