Finding the Fourth Proportional to 1,242,232.38, 1,714,240.68 and 698,391
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Solution
The fourth proportional to 1,242,232.38, 1,714,240.68 and 698,391 is: 963,757.09
Step by Step Solution
- Step 1: Write the proportion equation
1,242,232.38 : 1,714,240.68 = 698,391 : x - Step 2: Convert to fraction form
1,242,232.38/1,714,240.68 = 698,391/x - Step 3: Cross multiply
1,242,232.38x = 1,714,240.68 × 698,391 - Step 4: Simplify right side
1,242,232.38x = 1,197,210,262,745.88 - Step 5: Solve for x
x = 1,197,210,262,745.88/1,242,232.38 - Step 6: Final answer
x = 963,757.09
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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.