Finding the Fourth Proportional to 3,177,347.41, 4,386,850.91 and 2,440,990.27
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Solution
The fourth proportional to 3,177,347.41, 4,386,850.91 and 2,440,990.27 is: 3,370,188.72
Step by Step Solution
- Step 1: Write the proportion equation
3,177,347.41 : 4,386,850.91 = 2,440,990.27 : x - Step 2: Convert to fraction form
3,177,347.41/4,386,850.91 = 2,440,990.27/x - Step 3: Cross multiply
3,177,347.41x = 4,386,850.91 × 2,440,990.27 - Step 4: Simplify right side
3,177,347.41x = 10,708,260,387,250.65 - Step 5: Solve for x
x = 10,708,260,387,250.65/3,177,347.41 - Step 6: Final answer
x = 3,370,188.72
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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.