Finding the Fourth Proportional to 4,427,541.28, 6,107,919.40 and 2,590,872.88
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Solution
The fourth proportional to 4,427,541.28, 6,107,919.40 and 2,590,872.88 is: 3,574,182.99
Step by Step Solution
- Step 1: Write the proportion equation
4,427,541.28 : 6,107,919.40 = 2,590,872.88 : x - Step 2: Convert to fraction form
4,427,541.28/6,107,919.40 = 2,590,872.88/x - Step 3: Cross multiply
4,427,541.28x = 6,107,919.40 × 2,590,872.88 - Step 4: Simplify right side
4,427,541.28x = 15,824,842,704,938.89 - Step 5: Solve for x
x = 15,824,842,704,938.89/4,427,541.28 - Step 6: Final answer
x = 3,574,182.99
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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.