Finding the Fourth Proportional to 2,183,625.34, 3,013,627.21 and 1,312,741.97
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Solution
The fourth proportional to 2,183,625.34, 3,013,627.21 and 1,312,741.97 is: 1,811,718.72
Step by Step Solution
- Step 1: Write the proportion equation
2,183,625.34 : 3,013,627.21 = 1,312,741.97 : x - Step 2: Convert to fraction form
2,183,625.34/3,013,627.21 = 1,312,741.97/x - Step 3: Cross multiply
2,183,625.34x = 3,013,627.21 × 1,312,741.97 - Step 4: Simplify right side
2,183,625.34x = 3,956,114,913,937.29 - Step 5: Solve for x
x = 3,956,114,913,937.29/2,183,625.34 - Step 6: Final answer
x = 1,811,718.72
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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.