Finding the Fourth Proportional to 1,791,400.17, 2,472,236.22 and 1,349,083.08
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Solution
The fourth proportional to 1,791,400.17, 2,472,236.22 and 1,349,083.08 is: 1,861,812.96
Step by Step Solution
- Step 1: Write the proportion equation
1,791,400.17 : 2,472,236.22 = 1,349,083.08 : x - Step 2: Convert to fraction form
1,791,400.17/2,472,236.22 = 1,349,083.08/x - Step 3: Cross multiply
1,791,400.17x = 2,472,236.22 × 1,349,083.08 - Step 4: Simplify right side
1,791,400.17x = 3,335,252,054,165.16 - Step 5: Solve for x
x = 3,335,252,054,165.16/1,791,400.17 - Step 6: Final answer
x = 1,861,812.96
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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.