Finding the Fourth Proportional to 4,315,232.80, 6,474,404.40 and 1,792,698.40
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Solution
The fourth proportional to 4,315,232.80, 6,474,404.40 and 1,792,698.40 is: 2,689,693.68
Step by Step Solution
- Step 1: Write the proportion equation
4,315,232.80 : 6,474,404.40 = 1,792,698.40 : x - Step 2: Convert to fraction form
4,315,232.80/6,474,404.40 = 1,792,698.40/x - Step 3: Cross multiply
4,315,232.80x = 6,474,404.40 × 1,792,698.40 - Step 4: Simplify right side
4,315,232.80x = 11,606,654,408,832.96 - Step 5: Solve for x
x = 11,606,654,408,832.96/4,315,232.80 - Step 6: Final answer
x = 2,689,693.68
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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.