Finding the Fourth Proportional to 1,679,734.84, 2,317,934.20 and 954,481.92
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Solution
The fourth proportional to 1,679,734.84, 2,317,934.20 and 954,481.92 is: 1,317,128.29
Step by Step Solution
- Step 1: Write the proportion equation
1,679,734.84 : 2,317,934.20 = 954,481.92 : x - Step 2: Convert to fraction form
1,679,734.84/2,317,934.20 = 954,481.92/x - Step 3: Cross multiply
1,679,734.84x = 2,317,934.20 × 954,481.92 - Step 4: Simplify right side
1,679,734.84x = 2,212,426,285,649.66 - Step 5: Solve for x
x = 2,212,426,285,649.66/1,679,734.84 - Step 6: Final answer
x = 1,317,128.29
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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.