Finding the Fourth Proportional to 1,686,774.45, 2,327,774.99 and 922,840.77
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Solution
The fourth proportional to 1,686,774.45, 2,327,774.99 and 922,840.77 is: 1,273,534.62
Step by Step Solution
- Step 1: Write the proportion equation
1,686,774.45 : 2,327,774.99 = 922,840.77 : x - Step 2: Convert to fraction form
1,686,774.45/2,327,774.99 = 922,840.77/x - Step 3: Cross multiply
1,686,774.45x = 2,327,774.99 × 922,840.77 - Step 4: Simplify right side
1,686,774.45x = 2,148,165,659,544.14 - Step 5: Solve for x
x = 2,148,165,659,544.14/1,686,774.45 - Step 6: Final answer
x = 1,273,534.62
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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.