Finding the Fourth Proportional to 1,010,759.49, 1,394,851.05 and 551,878.02
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Solution
The fourth proportional to 1,010,759.49, 1,394,851.05 and 551,878.02 is: 761,593.28
Step by Step Solution
- Step 1: Write the proportion equation
1,010,759.49 : 1,394,851.05 = 551,878.02 : x - Step 2: Convert to fraction form
1,010,759.49/1,394,851.05 = 551,878.02/x - Step 3: Cross multiply
1,010,759.49x = 1,394,851.05 × 551,878.02 - Step 4: Simplify right side
1,010,759.49x = 769,787,635,668.92 - Step 5: Solve for x
x = 769,787,635,668.92/1,010,759.49 - Step 6: Final answer
x = 761,593.28
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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.