Finding the Fourth Proportional to 1,450,708.84, 2,001,825.66 and 838,765.72
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Solution
The fourth proportional to 1,450,708.84, 2,001,825.66 and 838,765.72 is: 1,157,408.50
Step by Step Solution
- Step 1: Write the proportion equation
1,450,708.84 : 2,001,825.66 = 838,765.72 : x - Step 2: Convert to fraction form
1,450,708.84/2,001,825.66 = 838,765.72/x - Step 3: Cross multiply
1,450,708.84x = 2,001,825.66 × 838,765.72 - Step 4: Simplify right side
1,450,708.84x = 1,679,062,741,024.38 - Step 5: Solve for x
x = 1,679,062,741,024.38/1,450,708.84 - Step 6: Final answer
x = 1,157,408.50
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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.