Finding the Fourth Proportional to 2,545,751.75, 3,513,110.99 and 1,895,286.65
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Solution
The fourth proportional to 2,545,751.75, 3,513,110.99 and 1,895,286.65 is: 2,615,475.90
Step by Step Solution
- Step 1: Write the proportion equation
2,545,751.75 : 3,513,110.99 = 1,895,286.65 : x - Step 2: Convert to fraction form
2,545,751.75/3,513,110.99 = 1,895,286.65/x - Step 3: Cross multiply
2,545,751.75x = 3,513,110.99 × 1,895,286.65 - Step 4: Simplify right side
2,545,751.75x = 6,658,352,351,579.70 - Step 5: Solve for x
x = 6,658,352,351,579.70/2,545,751.75 - Step 6: Final answer
x = 2,615,475.90
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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.