Finding the Fourth Proportional to 4,125,433.22, 5,692,491.11 and 2,289,905.31
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Solution
The fourth proportional to 4,125,433.22, 5,692,491.11 and 2,289,905.31 is: 3,159,732.55
Step by Step Solution
- Step 1: Write the proportion equation
4,125,433.22 : 5,692,491.11 = 2,289,905.31 : x - Step 2: Convert to fraction form
4,125,433.22/5,692,491.11 = 2,289,905.31/x - Step 3: Cross multiply
4,125,433.22x = 5,692,491.11 × 2,289,905.31 - Step 4: Simplify right side
4,125,433.22x = 13,035,265,625,641.56 - Step 5: Solve for x
x = 13,035,265,625,641.56/4,125,433.22 - Step 6: Final answer
x = 3,159,732.55
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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.