Finding the Fourth Proportional to 3,201,064.12, 4,417,406.04 and 1,750,754.80
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Solution
The fourth proportional to 3,201,064.12, 4,417,406.04 and 1,750,754.80 is: 2,416,007.47
Step by Step Solution
- Step 1: Write the proportion equation
3,201,064.12 : 4,417,406.04 = 1,750,754.80 : x - Step 2: Convert to fraction form
3,201,064.12/4,417,406.04 = 1,750,754.80/x - Step 3: Cross multiply
3,201,064.12x = 4,417,406.04 × 1,750,754.80 - Step 4: Simplify right side
3,201,064.12x = 7,733,794,828,078.99 - Step 5: Solve for x
x = 7,733,794,828,078.99/3,201,064.12 - Step 6: Final answer
x = 2,416,007.47
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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.