Finding the Fourth Proportional to 4,380,788.80, 6,045,361.27 and 2,420,635.71
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Solution
The fourth proportional to 4,380,788.80, 6,045,361.27 and 2,420,635.71 is: 3,340,406.96
Step by Step Solution
- Step 1: Write the proportion equation
4,380,788.80 : 6,045,361.27 = 2,420,635.71 : x - Step 2: Convert to fraction form
4,380,788.80/6,045,361.27 = 2,420,635.71/x - Step 3: Cross multiply
4,380,788.80x = 6,045,361.27 × 2,420,635.71 - Step 4: Simplify right side
4,380,788.80x = 14,633,617,402,579.67 - Step 5: Solve for x
x = 14,633,617,402,579.67/4,380,788.80 - Step 6: Final answer
x = 3,340,406.96
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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.