Finding the Fourth Proportional to 2,151,208.24, 2,968,554.61 and 1,184,149.64
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Solution
The fourth proportional to 2,151,208.24, 2,968,554.61 and 1,184,149.64 is: 1,634,064.43
Step by Step Solution
- Step 1: Write the proportion equation
2,151,208.24 : 2,968,554.61 = 1,184,149.64 : x - Step 2: Convert to fraction form
2,151,208.24/2,968,554.61 = 1,184,149.64/x - Step 3: Cross multiply
2,151,208.24x = 2,968,554.61 × 1,184,149.64 - Step 4: Simplify right side
2,151,208.24x = 3,515,212,872,751.84 - Step 5: Solve for x
x = 3,515,212,872,751.84/2,151,208.24 - Step 6: Final answer
x = 1,634,064.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.