Finding the Fourth Proportional to 1,213,950.33, 1,821,462.68 and 637,437.99
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Solution
The fourth proportional to 1,213,950.33, 1,821,462.68 and 637,437.99 is: 956,439.06
Step by Step Solution
- Step 1: Write the proportion equation
1,213,950.33 : 1,821,462.68 = 637,437.99 : x - Step 2: Convert to fraction form
1,213,950.33/1,821,462.68 = 637,437.99/x - Step 3: Cross multiply
1,213,950.33x = 1,821,462.68 × 637,437.99 - Step 4: Simplify right side
1,213,950.33x = 1,161,069,509,599.21 - Step 5: Solve for x
x = 1,161,069,509,599.21/1,213,950.33 - Step 6: Final answer
x = 956,439.06
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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.