Finding the Fourth Proportional to 893,786.07, 1,233,469.79 and 549,641.12
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Solution
The fourth proportional to 893,786.07, 1,233,469.79 and 549,641.12 is: 758,532.42
Step by Step Solution
- Step 1: Write the proportion equation
893,786.07 : 1,233,469.79 = 549,641.12 : x - Step 2: Convert to fraction form
893,786.07/1,233,469.79 = 549,641.12/x - Step 3: Cross multiply
893,786.07x = 1,233,469.79 × 549,641.12 - Step 4: Simplify right side
893,786.07x = 677,965,707,946.21 - Step 5: Solve for x
x = 677,965,707,946.21/893,786.07 - Step 6: Final answer
x = 758,532.42
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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.