Finding the Fourth Proportional to 2,759,787.91, 4,139,390.67 and 738,235.88
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Solution
The fourth proportional to 2,759,787.91, 4,139,390.67 and 738,235.88 is: 1,107,275.93
Step by Step Solution
- Step 1: Write the proportion equation
2,759,787.91 : 4,139,390.67 = 738,235.88 : x - Step 2: Convert to fraction form
2,759,787.91/4,139,390.67 = 738,235.88/x - Step 3: Cross multiply
2,759,787.91x = 4,139,390.67 × 738,235.88 - Step 4: Simplify right side
2,759,787.91x = 3,055,846,713,931.24 - Step 5: Solve for x
x = 3,055,846,713,931.24/2,759,787.91 - Step 6: Final answer
x = 1,107,275.93
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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.