Finding the Fourth Proportional to 2,210,600.69, 3,050,597.70 and 1,243,728.68
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Solution
The fourth proportional to 2,210,600.69, 3,050,597.70 and 1,243,728.68 is: 1,716,327.99
Step by Step Solution
- Step 1: Write the proportion equation
2,210,600.69 : 3,050,597.70 = 1,243,728.68 : x - Step 2: Convert to fraction form
2,210,600.69/3,050,597.70 = 1,243,728.68/x - Step 3: Cross multiply
2,210,600.69x = 3,050,597.70 × 1,243,728.68 - Step 4: Simplify right side
2,210,600.69x = 3,794,115,835,379.05 - Step 5: Solve for x
x = 3,794,115,835,379.05/2,210,600.69 - Step 6: Final answer
x = 1,716,327.99
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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.