Finding the Fourth Proportional to 1,449,835.17, 2,000,717.17 and 805,296.70
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Solution
The fourth proportional to 1,449,835.17, 2,000,717.17 and 805,296.70 is: 1,111,278.69
Step by Step Solution
- Step 1: Write the proportion equation
1,449,835.17 : 2,000,717.17 = 805,296.70 : x - Step 2: Convert to fraction form
1,449,835.17/2,000,717.17 = 805,296.70/x - Step 3: Cross multiply
1,449,835.17x = 2,000,717.17 × 805,296.70 - Step 4: Simplify right side
1,449,835.17x = 1,611,170,934,634.34 - Step 5: Solve for x
x = 1,611,170,934,634.34/1,449,835.17 - Step 6: Final answer
x = 1,111,278.69
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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.