Finding the Fourth Proportional to 3,641,172.14, 5,021,977.28 and 2,334,549.08
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Solution
The fourth proportional to 3,641,172.14, 5,021,977.28 and 2,334,549.08 is: 3,219,856.68
Step by Step Solution
- Step 1: Write the proportion equation
3,641,172.14 : 5,021,977.28 = 2,334,549.08 : x - Step 2: Convert to fraction form
3,641,172.14/5,021,977.28 = 2,334,549.08/x - Step 3: Cross multiply
3,641,172.14x = 5,021,977.28 × 2,334,549.08 - Step 4: Simplify right side
3,641,172.14x = 11,724,052,438,804.90 - Step 5: Solve for x
x = 11,724,052,438,804.90/3,641,172.14 - Step 6: Final answer
x = 3,219,856.68
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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.