Finding the Fourth Proportional to 5,089,862.34, 7,634,726.28 and 1,251,717.84
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Solution
The fourth proportional to 5,089,862.34, 7,634,726.28 and 1,251,717.84 is: 1,877,560.23
Step by Step Solution
- Step 1: Write the proportion equation
5,089,862.34 : 7,634,726.28 = 1,251,717.84 : x - Step 2: Convert to fraction form
5,089,862.34/7,634,726.28 = 1,251,717.84/x - Step 3: Cross multiply
5,089,862.34x = 7,634,726.28 × 1,251,717.84 - Step 4: Simplify right side
5,089,862.34x = 9,556,523,088,192.84 - Step 5: Solve for x
x = 9,556,523,088,192.84/5,089,862.34 - Step 6: Final answer
x = 1,877,560.23
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.