Finding the Fourth Proportional to 1,282,745.58, 1,924,782.30 and 930,665.58
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Solution
The fourth proportional to 1,282,745.58, 1,924,782.30 and 930,665.58 is: 1,396,480.07
Step by Step Solution
- Step 1: Write the proportion equation
1,282,745.58 : 1,924,782.30 = 930,665.58 : x - Step 2: Convert to fraction form
1,282,745.58/1,924,782.30 = 930,665.58/x - Step 3: Cross multiply
1,282,745.58x = 1,924,782.30 × 930,665.58 - Step 4: Simplify right side
1,282,745.58x = 1,791,328,635,603.23 - Step 5: Solve for x
x = 1,791,328,635,603.23/1,282,745.58 - Step 6: Final answer
x = 1,396,480.07
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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.