Finding the Fourth Proportional to 1,250,408.06, 1,725,564.84 and 677,448.23
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Solution
The fourth proportional to 1,250,408.06, 1,725,564.84 and 677,448.23 is: 934,879.49
Step by Step Solution
- Step 1: Write the proportion equation
1,250,408.06 : 1,725,564.84 = 677,448.23 : x - Step 2: Convert to fraction form
1,250,408.06/1,725,564.84 = 677,448.23/x - Step 3: Cross multiply
1,250,408.06x = 1,725,564.84 × 677,448.23 - Step 4: Simplify right side
1,250,408.06x = 1,168,980,846,608.23 - Step 5: Solve for x
x = 1,168,980,846,608.23/1,250,408.06 - Step 6: Final answer
x = 934,879.49
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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.