Finding the Fourth Proportional to 4,624,704.39, 6,936,890.46 and 1,212,963.93
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Solution
The fourth proportional to 4,624,704.39, 6,936,890.46 and 1,212,963.93 is: 1,819,402.32
Step by Step Solution
- Step 1: Write the proportion equation
4,624,704.39 : 6,936,890.46 = 1,212,963.93 : x - Step 2: Convert to fraction form
4,624,704.39/6,936,890.46 = 1,212,963.93/x - Step 3: Cross multiply
4,624,704.39x = 6,936,890.46 × 1,212,963.93 - Step 4: Simplify right side
4,624,704.39x = 8,414,197,914,341.11 - Step 5: Solve for x
x = 8,414,197,914,341.11/4,624,704.39 - Step 6: Final answer
x = 1,819,402.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.