Finding the Fourth Proportional to 3,958,244, 5,462,387.28 and 2,147,408
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Solution
The fourth proportional to 3,958,244, 5,462,387.28 and 2,147,408 is: 2,963,428.77
Step by Step Solution
- Step 1: Write the proportion equation
3,958,244 : 5,462,387.28 = 2,147,408 : x - Step 2: Convert to fraction form
3,958,244/5,462,387.28 = 2,147,408/x - Step 3: Cross multiply
3,958,244x = 5,462,387.28 × 2,147,408 - Step 4: Simplify right side
3,958,244x = 11,729,974,144,170.24 - Step 5: Solve for x
x = 11,729,974,144,170.24/3,958,244 - Step 6: Final answer
x = 2,963,428.77
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.