Finding the Fourth Proportional to 5,413,250.52, 8,121,688.49 and 1,770,148.42
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Solution
The fourth proportional to 5,413,250.52, 8,121,688.49 and 1,770,148.42 is: 2,655,815.39
Step by Step Solution
- Step 1: Write the proportion equation
5,413,250.52 : 8,121,688.49 = 1,770,148.42 : x - Step 2: Convert to fraction form
5,413,250.52/8,121,688.49 = 1,770,148.42/x - Step 3: Cross multiply
5,413,250.52x = 8,121,688.49 × 1,770,148.42 - Step 4: Simplify right side
5,413,250.52x = 14,376,594,032,426.83 - Step 5: Solve for x
x = 14,376,594,032,426.83/5,413,250.52 - Step 6: Final answer
x = 2,655,815.39
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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.