Finding the Fourth Proportional to 1,100,931.04, 1,519,163.34 and 617,396.68
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Solution
The fourth proportional to 1,100,931.04, 1,519,163.34 and 617,396.68 is: 851,939.28
Step by Step Solution
- Step 1: Write the proportion equation
1,100,931.04 : 1,519,163.34 = 617,396.68 : x - Step 2: Convert to fraction form
1,100,931.04/1,519,163.34 = 617,396.68/x - Step 3: Cross multiply
1,100,931.04x = 1,519,163.34 × 617,396.68 - Step 4: Simplify right side
1,100,931.04x = 937,926,402,493.71 - Step 5: Solve for x
x = 937,926,402,493.71/1,100,931.04 - Step 6: Final answer
x = 851,939.28
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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.