Finding the Fourth Proportional to 4,963,304.88, 7,438,520.68 and 2,228,833.18
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Solution
The fourth proportional to 4,963,304.88, 7,438,520.68 and 2,228,833.18 is: 3,340,359.32
Step by Step Solution
- Step 1: Write the proportion equation
4,963,304.88 : 7,438,520.68 = 2,228,833.18 : x - Step 2: Convert to fraction form
4,963,304.88/7,438,520.68 = 2,228,833.18/x - Step 3: Cross multiply
4,963,304.88x = 7,438,520.68 × 2,228,833.18 - Step 4: Simplify right side
4,963,304.88x = 16,579,221,701,700.16 - Step 5: Solve for x
x = 16,579,221,701,700.16/4,963,304.88 - Step 6: Final answer
x = 3,340,359.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.