Finding the Fourth Proportional to 4,125,544.88, 5,692,966.92 and 2,289,858.75
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Solution
The fourth proportional to 4,125,544.88, 5,692,966.92 and 2,289,858.75 is: 3,159,846.88
Step by Step Solution
- Step 1: Write the proportion equation
4,125,544.88 : 5,692,966.92 = 2,289,858.75 : x - Step 2: Convert to fraction form
4,125,544.88/5,692,966.92 = 2,289,858.75/x - Step 3: Cross multiply
4,125,544.88x = 5,692,966.92 × 2,289,858.75 - Step 4: Simplify right side
4,125,544.88x = 13,036,090,115,222.55 - Step 5: Solve for x
x = 13,036,090,115,222.55/4,125,544.88 - Step 6: Final answer
x = 3,159,846.88
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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.