Finding the Fourth Proportional to 1,786,749.51, 2,680,624.44 and 722,538.84
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Solution
The fourth proportional to 1,786,749.51, 2,680,624.44 and 722,538.84 is: 1,084,010.52
Step by Step Solution
- Step 1: Write the proportion equation
1,786,749.51 : 2,680,624.44 = 722,538.84 : x - Step 2: Convert to fraction form
1,786,749.51/2,680,624.44 = 722,538.84/x - Step 3: Cross multiply
1,786,749.51x = 2,680,624.44 × 722,538.84 - Step 4: Simplify right side
1,786,749.51x = 1,936,855,273,353.25 - Step 5: Solve for x
x = 1,936,855,273,353.25/1,786,749.51 - Step 6: Final answer
x = 1,084,010.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.