Finding the Fourth Proportional to 3,461,869.74, 5,192,804.62 and 1,332,956.46
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Solution
The fourth proportional to 3,461,869.74, 5,192,804.62 and 1,332,956.46 is: 1,999,434.69
Step by Step Solution
- Step 1: Write the proportion equation
3,461,869.74 : 5,192,804.62 = 1,332,956.46 : x - Step 2: Convert to fraction form
3,461,869.74/5,192,804.62 = 1,332,956.46/x - Step 3: Cross multiply
3,461,869.74x = 5,192,804.62 × 1,332,956.46 - Step 4: Simplify right side
3,461,869.74x = 6,921,782,463,746.85 - Step 5: Solve for x
x = 6,921,782,463,746.85/3,461,869.74 - Step 6: Final answer
x = 1,999,434.69
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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.