Finding the Fourth Proportional to 5,410,330.38, 8,115,495.57 and 1,366,829.82
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Solution
The fourth proportional to 5,410,330.38, 8,115,495.57 and 1,366,829.82 is: 2,050,244.73
Step by Step Solution
- Step 1: Write the proportion equation
5,410,330.38 : 8,115,495.57 = 1,366,829.82 : x - Step 2: Convert to fraction form
5,410,330.38/8,115,495.57 = 1,366,829.82/x - Step 3: Cross multiply
5,410,330.38x = 8,115,495.57 × 1,366,829.82 - Step 4: Simplify right side
5,410,330.38x = 11,092,501,349,153.90 - Step 5: Solve for x
x = 11,092,501,349,153.90/5,410,330.38 - Step 6: Final answer
x = 2,050,244.73
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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.