Finding the Fourth Proportional to 4,639,757.75, 6,402,935.35 and 2,574,907.08
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Solution
The fourth proportional to 4,639,757.75, 6,402,935.35 and 2,574,907.08 is: 3,553,410.43
Step by Step Solution
- Step 1: Write the proportion equation
4,639,757.75 : 6,402,935.35 = 2,574,907.08 : x - Step 2: Convert to fraction form
4,639,757.75/6,402,935.35 = 2,574,907.08/x - Step 3: Cross multiply
4,639,757.75x = 6,402,935.35 × 2,574,907.08 - Step 4: Simplify right side
4,639,757.75x = 16,486,963,565,497.28 - Step 5: Solve for x
x = 16,486,963,565,497.28/4,639,757.75 - Step 6: Final answer
x = 3,553,410.43
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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.