Finding the Fourth Proportional to 2,503,796.40, 3,455,424.62 and 1,401,338.07
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Solution
The fourth proportional to 2,503,796.40, 3,455,424.62 and 1,401,338.07 is: 1,933,950.40
Step by Step Solution
- Step 1: Write the proportion equation
2,503,796.40 : 3,455,424.62 = 1,401,338.07 : x - Step 2: Convert to fraction form
2,503,796.40/3,455,424.62 = 1,401,338.07/x - Step 3: Cross multiply
2,503,796.40x = 3,455,424.62 × 1,401,338.07 - Step 4: Simplify right side
2,503,796.40x = 4,842,218,043,737.47 - Step 5: Solve for x
x = 4,842,218,043,737.47/2,503,796.40 - Step 6: Final answer
x = 1,933,950.40
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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.