Finding the Fourth Proportional to 1,939,220.19, 2,908,822.32 and 591,378.84
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Solution
The fourth proportional to 1,939,220.19, 2,908,822.32 and 591,378.84 is: 887,065.83
Step by Step Solution
- Step 1: Write the proportion equation
1,939,220.19 : 2,908,822.32 = 591,378.84 : x - Step 2: Convert to fraction form
1,939,220.19/2,908,822.32 = 591,378.84/x - Step 3: Cross multiply
1,939,220.19x = 2,908,822.32 × 591,378.84 - Step 4: Simplify right side
1,939,220.19x = 1,720,215,969,367.71 - Step 5: Solve for x
x = 1,720,215,969,367.71/1,939,220.19 - Step 6: Final answer
x = 887,065.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.