Finding the Fourth Proportional to 1,801,819.49, 2,486,510.93 and 986,023.19
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Solution
The fourth proportional to 1,801,819.49, 2,486,510.93 and 986,023.19 is: 1,360,712.03
Step by Step Solution
- Step 1: Write the proportion equation
1,801,819.49 : 2,486,510.93 = 986,023.19 : x - Step 2: Convert to fraction form
1,801,819.49/2,486,510.93 = 986,023.19/x - Step 3: Cross multiply
1,801,819.49x = 2,486,510.93 × 986,023.19 - Step 4: Simplify right side
1,801,819.49x = 2,451,757,447,849.80 - Step 5: Solve for x
x = 2,451,757,447,849.80/1,801,819.49 - Step 6: Final answer
x = 1,360,712.03
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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.