Finding the Fourth Proportional to 1,372,670.01, 2,056,108.40 and 1,101,329.09
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Solution
The fourth proportional to 1,372,670.01, 2,056,108.40 and 1,101,329.09 is: 1,649,669.60
Step by Step Solution
- Step 1: Write the proportion equation
1,372,670.01 : 2,056,108.40 = 1,101,329.09 : x - Step 2: Convert to fraction form
1,372,670.01/2,056,108.40 = 1,101,329.09/x - Step 3: Cross multiply
1,372,670.01x = 2,056,108.40 × 1,101,329.09 - Step 4: Simplify right side
1,372,670.01x = 2,264,451,987,606.71 - Step 5: Solve for x
x = 2,264,451,987,606.71/1,372,670.01 - Step 6: Final answer
x = 1,649,669.60
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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.