Finding the Fourth Proportional to 1,010,877.53, 1,395,067.93 and 552,034.80
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Solution
The fourth proportional to 1,010,877.53, 1,395,067.93 and 552,034.80 is: 761,839.12
Step by Step Solution
- Step 1: Write the proportion equation
1,010,877.53 : 1,395,067.93 = 552,034.80 : x - Step 2: Convert to fraction form
1,010,877.53/1,395,067.93 = 552,034.80/x - Step 3: Cross multiply
1,010,877.53x = 1,395,067.93 × 552,034.80 - Step 4: Simplify right side
1,010,877.53x = 770,126,044,343.88 - Step 5: Solve for x
x = 770,126,044,343.88/1,010,877.53 - Step 6: Final answer
x = 761,839.12
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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.