Finding the Fourth Proportional to 2,497,107.20, 3,446,019.84 and 1,409,424.80
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Solution
The fourth proportional to 2,497,107.20, 3,446,019.84 and 1,409,424.80 is: 1,945,012.94
Step by Step Solution
- Step 1: Write the proportion equation
2,497,107.20 : 3,446,019.84 = 1,409,424.80 : x - Step 2: Convert to fraction form
2,497,107.20/3,446,019.84 = 1,409,424.80/x - Step 3: Cross multiply
2,497,107.20x = 3,446,019.84 × 1,409,424.80 - Step 4: Simplify right side
2,497,107.20x = 4,856,905,823,788.03 - Step 5: Solve for x
x = 4,856,905,823,788.03/2,497,107.20 - Step 6: Final answer
x = 1,945,012.94
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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.