Finding the Fourth Proportional to 6,212,062.80, 9,312,553.80 and 2,424,664.80
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Solution
The fourth proportional to 6,212,062.80, 9,312,553.80 and 2,424,664.80 is: 3,634,834.70
Step by Step Solution
- Step 1: Write the proportion equation
6,212,062.80 : 9,312,553.80 = 2,424,664.80 : x - Step 2: Convert to fraction form
6,212,062.80/9,312,553.80 = 2,424,664.80/x - Step 3: Cross multiply
6,212,062.80x = 9,312,553.80 × 2,424,664.80 - Step 4: Simplify right side
6,212,062.80x = 22,579,821,396,966.24 - Step 5: Solve for x
x = 22,579,821,396,966.24/6,212,062.80 - Step 6: Final answer
x = 3,634,834.70
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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.