Finding the Fourth Proportional to 1,414,495.02, 2,122,058.96 and 515,936.80
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Solution
The fourth proportional to 1,414,495.02, 2,122,058.96 and 515,936.80 is: 774,020.62
Step by Step Solution
- Step 1: Write the proportion equation
1,414,495.02 : 2,122,058.96 = 515,936.80 : x - Step 2: Convert to fraction form
1,414,495.02/2,122,058.96 = 515,936.80/x - Step 3: Cross multiply
1,414,495.02x = 2,122,058.96 × 515,936.80 - Step 4: Simplify right side
1,414,495.02x = 1,094,848,309,233.73 - Step 5: Solve for x
x = 1,094,848,309,233.73/1,414,495.02 - Step 6: Final answer
x = 774,020.62
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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.