Finding the Fourth Proportional to 5,052,438.04, 7,579,167.18 and 1,640,581.96
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Solution
The fourth proportional to 5,052,438.04, 7,579,167.18 and 1,640,581.96 is: 2,461,038.58
Step by Step Solution
- Step 1: Write the proportion equation
5,052,438.04 : 7,579,167.18 = 1,640,581.96 : x - Step 2: Convert to fraction form
5,052,438.04/7,579,167.18 = 1,640,581.96/x - Step 3: Cross multiply
5,052,438.04x = 7,579,167.18 × 1,640,581.96 - Step 4: Simplify right side
5,052,438.04x = 12,434,244,947,332.07 - Step 5: Solve for x
x = 12,434,244,947,332.07/5,052,438.04 - Step 6: Final answer
x = 2,461,038.58
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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.