Finding the Fourth Proportional to 5,104,793.92, 7,658,412.76 and 1,461,574.56
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Solution
The fourth proportional to 5,104,793.92, 7,658,412.76 and 1,461,574.56 is: 2,192,711.68
Step by Step Solution
- Step 1: Write the proportion equation
5,104,793.92 : 7,658,412.76 = 1,461,574.56 : x - Step 2: Convert to fraction form
5,104,793.92/7,658,412.76 = 1,461,574.56/x - Step 3: Cross multiply
5,104,793.92x = 7,658,412.76 × 1,461,574.56 - Step 4: Simplify right side
5,104,793.92x = 11,193,341,259,995.38 - Step 5: Solve for x
x = 11,193,341,259,995.38/5,104,793.92 - Step 6: Final answer
x = 2,192,711.68
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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.