Finding the Fourth Proportional to 1,385,332.36, 2,079,027.03 and 1,048,796.80
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Solution
The fourth proportional to 1,385,332.36, 2,079,027.03 and 1,048,796.80 is: 1,573,973.84
Step by Step Solution
- Step 1: Write the proportion equation
1,385,332.36 : 2,079,027.03 = 1,048,796.80 : x - Step 2: Convert to fraction form
1,385,332.36/2,079,027.03 = 1,048,796.80/x - Step 3: Cross multiply
1,385,332.36x = 2,079,027.03 × 1,048,796.80 - Step 4: Simplify right side
1,385,332.36x = 2,180,476,880,538.38 - Step 5: Solve for x
x = 2,180,476,880,538.38/1,385,332.36 - Step 6: Final answer
x = 1,573,973.84
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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.