Finding the Fourth Proportional to 3,368,828.87, 4,649,457.98 and 2,144,743.37
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Solution
The fourth proportional to 3,368,828.87, 4,649,457.98 and 2,144,743.37 is: 2,960,047.71
Step by Step Solution
- Step 1: Write the proportion equation
3,368,828.87 : 4,649,457.98 = 2,144,743.37 : x - Step 2: Convert to fraction form
3,368,828.87/4,649,457.98 = 2,144,743.37/x - Step 3: Cross multiply
3,368,828.87x = 4,649,457.98 × 2,144,743.37 - Step 4: Simplify right side
3,368,828.87x = 9,971,894,176,698.59 - Step 5: Solve for x
x = 9,971,894,176,698.59/3,368,828.87 - Step 6: Final answer
x = 2,960,047.71
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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.