Finding the Fourth Proportional to 1,588,437.24, 2,192,057.89 and 863,286.81
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Solution
The fourth proportional to 1,588,437.24, 2,192,057.89 and 863,286.81 is: 1,191,343.68
Step by Step Solution
- Step 1: Write the proportion equation
1,588,437.24 : 2,192,057.89 = 863,286.81 : x - Step 2: Convert to fraction form
1,588,437.24/2,192,057.89 = 863,286.81/x - Step 3: Cross multiply
1,588,437.24x = 2,192,057.89 × 863,286.81 - Step 4: Simplify right side
1,588,437.24x = 1,892,374,670,001.31 - Step 5: Solve for x
x = 1,892,374,670,001.31/1,588,437.24 - Step 6: Final answer
x = 1,191,343.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.