Finding the Fourth Proportional to 1,131,744.21, 1,697,885.97 and 333,051.81
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Solution
The fourth proportional to 1,131,744.21, 1,697,885.97 and 333,051.81 is: 499,657.07
Step by Step Solution
- Step 1: Write the proportion equation
1,131,744.21 : 1,697,885.97 = 333,051.81 : x - Step 2: Convert to fraction form
1,131,744.21/1,697,885.97 = 333,051.81/x - Step 3: Cross multiply
1,131,744.21x = 1,697,885.97 × 333,051.81 - Step 4: Simplify right side
1,131,744.21x = 565,483,995,482.11 - Step 5: Solve for x
x = 565,483,995,482.11/1,131,744.21 - Step 6: Final answer
x = 499,657.07
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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.