Finding the Fourth Proportional to 1,958,748.06, 2,703,077.58 and 1,087,584.44
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Solution
The fourth proportional to 1,958,748.06, 2,703,077.58 and 1,087,584.44 is: 1,500,869.45
Step by Step Solution
- Step 1: Write the proportion equation
1,958,748.06 : 2,703,077.58 = 1,087,584.44 : x - Step 2: Convert to fraction form
1,958,748.06/2,703,077.58 = 1,087,584.44/x - Step 3: Cross multiply
1,958,748.06x = 2,703,077.58 × 1,087,584.44 - Step 4: Simplify right side
1,958,748.06x = 2,939,825,123,373.46 - Step 5: Solve for x
x = 2,939,825,123,373.46/1,958,748.06 - Step 6: Final answer
x = 1,500,869.45
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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.