Finding the Fourth Proportional to 1,132,973.20, 1,699,715.84 and 374,812.88
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Solution
The fourth proportional to 1,132,973.20, 1,699,715.84 and 374,812.88 is: 562,304.01
Step by Step Solution
- Step 1: Write the proportion equation
1,132,973.20 : 1,699,715.84 = 374,812.88 : x - Step 2: Convert to fraction form
1,132,973.20/1,699,715.84 = 374,812.88/x - Step 3: Cross multiply
1,132,973.20x = 1,699,715.84 × 374,812.88 - Step 4: Simplify right side
1,132,973.20x = 637,075,378,799.38 - Step 5: Solve for x
x = 637,075,378,799.38/1,132,973.20 - Step 6: Final answer
x = 562,304.01
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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.