Finding the Fourth Proportional to 5,646,784.88, 8,470,545.96 and 4,134,992.24
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Solution
The fourth proportional to 5,646,784.88, 8,470,545.96 and 4,134,992.24 is: 6,202,758.31
Step by Step Solution
- Step 1: Write the proportion equation
5,646,784.88 : 8,470,545.96 = 4,134,992.24 : x - Step 2: Convert to fraction form
5,646,784.88/8,470,545.96 = 4,134,992.24/x - Step 3: Cross multiply
5,646,784.88x = 8,470,545.96 × 4,134,992.24 - Step 4: Simplify right side
5,646,784.88x = 35,025,641,813,163.36 - Step 5: Solve for x
x = 35,025,641,813,163.36/5,646,784.88 - Step 6: Final answer
x = 6,202,758.31
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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.