Finding the Fourth Proportional to 4,427,943.58, 6,109,750.38 and 2,493,789.94
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Solution
The fourth proportional to 4,427,943.58, 6,109,750.38 and 2,493,789.94 is: 3,440,972.94
Step by Step Solution
- Step 1: Write the proportion equation
4,427,943.58 : 6,109,750.38 = 2,493,789.94 : x - Step 2: Convert to fraction form
4,427,943.58/6,109,750.38 = 2,493,789.94/x - Step 3: Cross multiply
4,427,943.58x = 6,109,750.38 × 2,493,789.94 - Step 4: Simplify right side
4,427,943.58x = 15,236,434,033,555.18 - Step 5: Solve for x
x = 15,236,434,033,555.18/4,427,943.58 - Step 6: Final answer
x = 3,440,972.94
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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.