Finding the Fourth Proportional to 2,391,176.88, 3,299,820.66 and 1,303,450.56
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Solution
The fourth proportional to 2,391,176.88, 3,299,820.66 and 1,303,450.56 is: 1,798,759.90
Step by Step Solution
- Step 1: Write the proportion equation
2,391,176.88 : 3,299,820.66 = 1,303,450.56 : x - Step 2: Convert to fraction form
2,391,176.88/3,299,820.66 = 1,303,450.56/x - Step 3: Cross multiply
2,391,176.88x = 3,299,820.66 × 1,303,450.56 - Step 4: Simplify right side
2,391,176.88x = 4,301,153,087,176.57 - Step 5: Solve for x
x = 4,301,153,087,176.57/2,391,176.88 - Step 6: Final answer
x = 1,798,759.90
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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.