Finding the Fourth Proportional to 4,600,517.79, 6,900,775.78 and 1,234,724.79
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Solution
The fourth proportional to 4,600,517.79, 6,900,775.78 and 1,234,724.79 is: 1,852,086.94
Step by Step Solution
- Step 1: Write the proportion equation
4,600,517.79 : 6,900,775.78 = 1,234,724.79 : x - Step 2: Convert to fraction form
4,600,517.79/6,900,775.78 = 1,234,724.79/x - Step 3: Cross multiply
4,600,517.79x = 6,900,775.78 × 1,234,724.79 - Step 4: Simplify right side
4,600,517.79x = 8,520,558,925,797.59 - Step 5: Solve for x
x = 8,520,558,925,797.59/4,600,517.79 - Step 6: Final answer
x = 1,852,086.94
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1.5x scale
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.