Finding the Fourth Proportional to 2,492,143.67, 3,439,161.36 and 1,346,224.02
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Solution
The fourth proportional to 2,492,143.67, 3,439,161.36 and 1,346,224.02 is: 1,857,790.82
Step by Step Solution
- Step 1: Write the proportion equation
2,492,143.67 : 3,439,161.36 = 1,346,224.02 : x - Step 2: Convert to fraction form
2,492,143.67/3,439,161.36 = 1,346,224.02/x - Step 3: Cross multiply
2,492,143.67x = 3,439,161.36 × 1,346,224.02 - Step 4: Simplify right side
2,492,143.67x = 4,629,881,631,487.87 - Step 5: Solve for x
x = 4,629,881,631,487.87/2,492,143.67 - Step 6: Final answer
x = 1,857,790.82
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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.