Finding the Fourth Proportional to 4,725,980.10, 7,083,721.35 and 2,597,591.70
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Solution
The fourth proportional to 4,725,980.10, 7,083,721.35 and 2,597,591.70 is: 3,893,502.60
Step by Step Solution
- Step 1: Write the proportion equation
4,725,980.10 : 7,083,721.35 = 2,597,591.70 : x - Step 2: Convert to fraction form
4,725,980.10/7,083,721.35 = 2,597,591.70/x - Step 3: Cross multiply
4,725,980.10x = 7,083,721.35 × 2,597,591.70 - Step 4: Simplify right side
4,725,980.10x = 18,400,615,783,872.80 - Step 5: Solve for x
x = 18,400,615,783,872.80/4,725,980.10 - Step 6: Final answer
x = 3,893,502.60
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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.