Finding the Fourth Proportional to 3,457,982.53, 5,187,222.91 and 1,328,066.65
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Solution
The fourth proportional to 3,457,982.53, 5,187,222.91 and 1,328,066.65 is: 1,992,195.65
Step by Step Solution
- Step 1: Write the proportion equation
3,457,982.53 : 5,187,222.91 = 1,328,066.65 : x - Step 2: Convert to fraction form
3,457,982.53/5,187,222.91 = 1,328,066.65/x - Step 3: Cross multiply
3,457,982.53x = 5,187,222.91 × 1,328,066.65 - Step 4: Simplify right side
3,457,982.53x = 6,888,977,736,598.73 - Step 5: Solve for x
x = 6,888,977,736,598.73/3,457,982.53 - Step 6: Final answer
x = 1,992,195.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.