Finding the Fourth Proportional to 4,936,984.16, 7,402,813.49 and 2,239,837.65
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Solution
The fourth proportional to 4,936,984.16, 7,402,813.49 and 2,239,837.65 is: 3,358,548.43
Step by Step Solution
- Step 1: Write the proportion equation
4,936,984.16 : 7,402,813.49 = 2,239,837.65 : x - Step 2: Convert to fraction form
4,936,984.16/7,402,813.49 = 2,239,837.65/x - Step 3: Cross multiply
4,936,984.16x = 7,402,813.49 × 2,239,837.65 - Step 4: Simplify right side
4,936,984.16x = 16,581,100,376,429.49 - Step 5: Solve for x
x = 16,581,100,376,429.49/4,936,984.16 - Step 6: Final answer
x = 3,358,548.43
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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.