Finding the Fourth Proportional to 2,262,493.26, 3,122,160.93 and 1,243,890.18
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Solution
The fourth proportional to 2,262,493.26, 3,122,160.93 and 1,243,890.18 is: 1,716,524.59
Step by Step Solution
- Step 1: Write the proportion equation
2,262,493.26 : 3,122,160.93 = 1,243,890.18 : x - Step 2: Convert to fraction form
2,262,493.26/3,122,160.93 = 1,243,890.18/x - Step 3: Cross multiply
2,262,493.26x = 3,122,160.93 × 1,243,890.18 - Step 4: Simplify right side
2,262,493.26x = 3,883,625,321,206.67 - Step 5: Solve for x
x = 3,883,625,321,206.67/2,262,493.26 - Step 6: Final answer
x = 1,716,524.59
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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.