Finding the Fourth Proportional to 2,373,752.97, 3,275,779.86 and 1,286,032.05
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Solution
The fourth proportional to 2,373,752.97, 3,275,779.86 and 1,286,032.05 is: 1,774,724.64
Step by Step Solution
- Step 1: Write the proportion equation
2,373,752.97 : 3,275,779.86 = 1,286,032.05 : x - Step 2: Convert to fraction form
2,373,752.97/3,275,779.86 = 1,286,032.05/x - Step 3: Cross multiply
2,373,752.97x = 3,275,779.86 × 1,286,032.05 - Step 4: Simplify right side
2,373,752.97x = 4,212,757,888,704.51 - Step 5: Solve for x
x = 4,212,757,888,704.51/2,373,752.97 - Step 6: Final answer
x = 1,774,724.64
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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.