Finding the Fourth Proportional to 1,601,475.58, 2,209,939.05 and 913,051.18
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Solution
The fourth proportional to 1,601,475.58, 2,209,939.05 and 913,051.18 is: 1,259,955.18
Step by Step Solution
- Step 1: Write the proportion equation
1,601,475.58 : 2,209,939.05 = 913,051.18 : x - Step 2: Convert to fraction form
1,601,475.58/2,209,939.05 = 913,051.18/x - Step 3: Cross multiply
1,601,475.58x = 2,209,939.05 × 913,051.18 - Step 4: Simplify right side
1,601,475.58x = 2,017,787,451,805.73 - Step 5: Solve for x
x = 2,017,787,451,805.73/1,601,475.58 - Step 6: Final answer
x = 1,259,955.18
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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.