Finding the Fourth Proportional to 1,242,502.99, 1,863,546.88 and 344,035.55
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Solution
The fourth proportional to 1,242,502.99, 1,863,546.88 and 344,035.55 is: 515,995.84
Step by Step Solution
- Step 1: Write the proportion equation
1,242,502.99 : 1,863,546.88 = 344,035.55 : x - Step 2: Convert to fraction form
1,242,502.99/1,863,546.88 = 344,035.55/x - Step 3: Cross multiply
1,242,502.99x = 1,863,546.88 × 344,035.55 - Step 4: Simplify right side
1,242,502.99x = 641,126,379,287.83 - Step 5: Solve for x
x = 641,126,379,287.83/1,242,502.99 - Step 6: Final answer
x = 515,995.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.