Finding the Fourth Proportional to 3,756,488.84, 5,183,917.84 and 2,037,584.60
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Solution
The fourth proportional to 3,756,488.84, 5,183,917.84 and 2,037,584.60 is: 2,811,846.81
Step by Step Solution
- Step 1: Write the proportion equation
3,756,488.84 : 5,183,917.84 = 2,037,584.60 : x - Step 2: Convert to fraction form
3,756,488.84/5,183,917.84 = 2,037,584.60/x - Step 3: Cross multiply
3,756,488.84x = 5,183,917.84 × 2,037,584.60 - Step 4: Simplify right side
3,756,488.84x = 10,562,671,158,449.26 - Step 5: Solve for x
x = 10,562,671,158,449.26/3,756,488.84 - Step 6: Final answer
x = 2,811,846.81
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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.