Finding the Fourth Proportional to 4,245,491.75, 6,368,292.97 and 1,212,956.55
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Solution
The fourth proportional to 4,245,491.75, 6,368,292.97 and 1,212,956.55 is: 1,819,450.64
Step by Step Solution
- Step 1: Write the proportion equation
4,245,491.75 : 6,368,292.97 = 1,212,956.55 : x - Step 2: Convert to fraction form
4,245,491.75/6,368,292.97 = 1,212,956.55/x - Step 3: Cross multiply
4,245,491.75x = 6,368,292.97 × 1,212,956.55 - Step 4: Simplify right side
4,245,491.75x = 7,724,462,667,248.06 - Step 5: Solve for x
x = 7,724,462,667,248.06/4,245,491.75 - Step 6: Final answer
x = 1,819,450.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.