Finding the Fourth Proportional to 1,183,796.98, 1,633,267.56 and 724,432.68
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Solution
The fourth proportional to 1,183,796.98, 1,633,267.56 and 724,432.68 is: 999,489.29
Step by Step Solution
- Step 1: Write the proportion equation
1,183,796.98 : 1,633,267.56 = 724,432.68 : x - Step 2: Convert to fraction form
1,183,796.98/1,633,267.56 = 724,432.68/x - Step 3: Cross multiply
1,183,796.98x = 1,633,267.56 × 724,432.68 - Step 4: Simplify right side
1,183,796.98x = 1,183,192,398,364.48 - Step 5: Solve for x
x = 1,183,192,398,364.48/1,183,796.98 - Step 6: Final answer
x = 999,489.29
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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.