Finding the Fourth Proportional to 1,126,879.56, 1,690,294.70 and 273,955.70
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Solution
The fourth proportional to 1,126,879.56, 1,690,294.70 and 273,955.70 is: 410,927.56
Step by Step Solution
- Step 1: Write the proportion equation
1,126,879.56 : 1,690,294.70 = 273,955.70 : x - Step 2: Convert to fraction form
1,126,879.56/1,690,294.70 = 273,955.70/x - Step 3: Cross multiply
1,126,879.56x = 1,690,294.70 × 273,955.70 - Step 4: Simplify right side
1,126,879.56x = 463,065,872,655.42 - Step 5: Solve for x
x = 463,065,872,655.42/1,126,879.56 - Step 6: Final answer
x = 410,927.56
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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.