Finding the Fourth Proportional to 2,716,525.80, 3,748,783.68 and 1,476,125.28
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Solution
The fourth proportional to 2,716,525.80, 3,748,783.68 and 1,476,125.28 is: 2,037,040.97
Step by Step Solution
- Step 1: Write the proportion equation
2,716,525.80 : 3,748,783.68 = 1,476,125.28 : x - Step 2: Convert to fraction form
2,716,525.80/3,748,783.68 = 1,476,125.28/x - Step 3: Cross multiply
2,716,525.80x = 3,748,783.68 × 1,476,125.28 - Step 4: Simplify right side
2,716,525.80x = 5,533,674,359,299.43 - Step 5: Solve for x
x = 5,533,674,359,299.43/2,716,525.80 - Step 6: Final answer
x = 2,037,040.97
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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.