Finding the Fourth Proportional to 6,451,624.60, 9,674,624.58 and 1,962,850.84
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Solution
The fourth proportional to 6,451,624.60, 9,674,624.58 and 1,962,850.84 is: 2,943,420.64
Step by Step Solution
- Step 1: Write the proportion equation
6,451,624.60 : 9,674,624.58 = 1,962,850.84 : x - Step 2: Convert to fraction form
6,451,624.60/9,674,624.58 = 1,962,850.84/x - Step 3: Cross multiply
6,451,624.60x = 9,674,624.58 × 1,962,850.84 - Step 4: Simplify right side
6,451,624.60x = 18,989,844,983,537.65 - Step 5: Solve for x
x = 18,989,844,983,537.65/6,451,624.60 - Step 6: Final answer
x = 2,943,420.64
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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.