Finding the Fourth Proportional to 2,295,216.91, 3,167,390.87 and 1,276,621.66
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Solution
The fourth proportional to 2,295,216.91, 3,167,390.87 and 1,276,621.66 is: 1,761,733.18
Step by Step Solution
- Step 1: Write the proportion equation
2,295,216.91 : 3,167,390.87 = 1,276,621.66 : x - Step 2: Convert to fraction form
2,295,216.91/3,167,390.87 = 1,276,621.66/x - Step 3: Cross multiply
2,295,216.91x = 3,167,390.87 × 1,276,621.66 - Step 4: Simplify right side
2,295,216.91x = 4,043,559,774,491.29 - Step 5: Solve for x
x = 4,043,559,774,491.29/2,295,216.91 - Step 6: Final answer
x = 1,761,733.18
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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.