Finding the Fourth Proportional to 1,010,682.65, 1,394,734.84 and 551,797.21
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Solution
The fourth proportional to 1,010,682.65, 1,394,734.84 and 551,797.21 is: 761,476.20
Step by Step Solution
- Step 1: Write the proportion equation
1,010,682.65 : 1,394,734.84 = 551,797.21 : x - Step 2: Convert to fraction form
1,010,682.65/1,394,734.84 = 551,797.21/x - Step 3: Cross multiply
1,010,682.65x = 1,394,734.84 × 551,797.21 - Step 4: Simplify right side
1,010,682.65x = 769,610,787,881.68 - Step 5: Solve for x
x = 769,610,787,881.68/1,010,682.65 - Step 6: Final answer
x = 761,476.20
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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.