Finding the Fourth Proportional to 1,686,497.28, 2,327,335.92 and 922,544.16
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Solution
The fourth proportional to 1,686,497.28, 2,327,335.92 and 922,544.16 is: 1,273,094.35
Step by Step Solution
- Step 1: Write the proportion equation
1,686,497.28 : 2,327,335.92 = 922,544.16 : x - Step 2: Convert to fraction form
1,686,497.28/2,327,335.92 = 922,544.16/x - Step 3: Cross multiply
1,686,497.28x = 2,327,335.92 × 922,544.16 - Step 4: Simplify right side
1,686,497.28x = 2,147,070,161,354.23 - Step 5: Solve for x
x = 2,147,070,161,354.23/1,686,497.28 - Step 6: Final answer
x = 1,273,094.35
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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.