Finding the Fourth Proportional to 983,744.44, 1,354,708.74 and 854,623.96
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Solution
The fourth proportional to 983,744.44, 1,354,708.74 and 854,623.96 is: 1,176,897.68
Step by Step Solution
- Step 1: Write the proportion equation
983,744.44 : 1,354,708.74 = 854,623.96 : x - Step 2: Convert to fraction form
983,744.44/1,354,708.74 = 854,623.96/x - Step 3: Cross multiply
983,744.44x = 1,354,708.74 × 854,623.96 - Step 4: Simplify right side
983,744.44x = 1,157,766,548,025.41 - Step 5: Solve for x
x = 1,157,766,548,025.41/983,744.44 - Step 6: Final answer
x = 1,176,897.68
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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.