Finding the Fourth Proportional to 1,718,309.10, 2,580,217.65 and 1,366,250.70
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Solution
The fourth proportional to 1,718,309.10, 2,580,217.65 and 1,366,250.70 is: 2,051,565.79
Step by Step Solution
- Step 1: Write the proportion equation
1,718,309.10 : 2,580,217.65 = 1,366,250.70 : x - Step 2: Convert to fraction form
1,718,309.10/2,580,217.65 = 1,366,250.70/x - Step 3: Cross multiply
1,718,309.10x = 2,580,217.65 × 1,366,250.70 - Step 4: Simplify right side
1,718,309.10x = 3,525,224,170,464.86 - Step 5: Solve for x
x = 3,525,224,170,464.86/1,718,309.10 - Step 6: Final answer
x = 2,051,565.79
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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.