Finding the Fourth Proportional to 4,237,892.66, 5,848,491.82 and 2,402,386.52
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Solution
The fourth proportional to 4,237,892.66, 5,848,491.82 and 2,402,386.52 is: 3,315,406.75
Step by Step Solution
- Step 1: Write the proportion equation
4,237,892.66 : 5,848,491.82 = 2,402,386.52 : x - Step 2: Convert to fraction form
4,237,892.66/5,848,491.82 = 2,402,386.52/x - Step 3: Cross multiply
4,237,892.66x = 5,848,491.82 × 2,402,386.52 - Step 4: Simplify right side
4,237,892.66x = 14,050,337,910,698.27 - Step 5: Solve for x
x = 14,050,337,910,698.27/4,237,892.66 - Step 6: Final answer
x = 3,315,406.75
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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.