Finding the Fourth Proportional to 1,334,709.84, 1,841,900.36 and 731,107.92
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Solution
The fourth proportional to 1,334,709.84, 1,841,900.36 and 731,107.92 is: 1,008,929.36
Step by Step Solution
- Step 1: Write the proportion equation
1,334,709.84 : 1,841,900.36 = 731,107.92 : x - Step 2: Convert to fraction form
1,334,709.84/1,841,900.36 = 731,107.92/x - Step 3: Cross multiply
1,334,709.84x = 1,841,900.36 × 731,107.92 - Step 4: Simplify right side
1,334,709.84x = 1,346,627,941,046.85 - Step 5: Solve for x
x = 1,346,627,941,046.85/1,334,709.84 - Step 6: Final answer
x = 1,008,929.36
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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.