Finding the Fourth Proportional to 3,184,230.13, 4,393,083.53 and 1,806,776.12
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Solution
The fourth proportional to 3,184,230.13, 4,393,083.53 and 1,806,776.12 is: 2,492,696.23
Step by Step Solution
- Step 1: Write the proportion equation
3,184,230.13 : 4,393,083.53 = 1,806,776.12 : x - Step 2: Convert to fraction form
3,184,230.13/4,393,083.53 = 1,806,776.12/x - Step 3: Cross multiply
3,184,230.13x = 4,393,083.53 × 1,806,776.12 - Step 4: Simplify right side
3,184,230.13x = 7,937,318,430,668.95 - Step 5: Solve for x
x = 7,937,318,430,668.95/3,184,230.13 - Step 6: Final answer
x = 2,492,696.23
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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.