Finding the Fourth Proportional to 1,449,654.24, 2,000,589.28 and 805,077.28
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Solution
The fourth proportional to 1,449,654.24, 2,000,589.28 and 805,077.28 is: 1,111,043.54
Step by Step Solution
- Step 1: Write the proportion equation
1,449,654.24 : 2,000,589.28 = 805,077.28 : x - Step 2: Convert to fraction form
1,449,654.24/2,000,589.28 = 805,077.28/x - Step 3: Cross multiply
1,449,654.24x = 2,000,589.28 × 805,077.28 - Step 4: Simplify right side
1,449,654.24x = 1,610,628,975,939.56 - Step 5: Solve for x
x = 1,610,628,975,939.56/1,449,654.24 - Step 6: Final answer
x = 1,111,043.54
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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.