Finding the Fourth Proportional to 4,125,372.93, 5,692,905.32 and 2,289,825.99
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Solution
The fourth proportional to 4,125,372.93, 5,692,905.32 and 2,289,825.99 is: 3,159,899.18
Step by Step Solution
- Step 1: Write the proportion equation
4,125,372.93 : 5,692,905.32 = 2,289,825.99 : x - Step 2: Convert to fraction form
4,125,372.93/5,692,905.32 = 2,289,825.99/x - Step 3: Cross multiply
4,125,372.93x = 5,692,905.32 × 2,289,825.99 - Step 4: Simplify right side
4,125,372.93x = 13,035,762,548,896.14 - Step 5: Solve for x
x = 13,035,762,548,896.14/4,125,372.93 - Step 6: Final answer
x = 3,159,899.18
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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.