Finding the Fourth Proportional to 1,095,778.96, 1,512,207.25 and 612,345.24
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Solution
The fourth proportional to 1,095,778.96, 1,512,207.25 and 612,345.24 is: 845,054.47
Step by Step Solution
- Step 1: Write the proportion equation
1,095,778.96 : 1,512,207.25 = 612,345.24 : x - Step 2: Convert to fraction form
1,095,778.96/1,512,207.25 = 612,345.24/x - Step 3: Cross multiply
1,095,778.96x = 1,512,207.25 × 612,345.24 - Step 4: Simplify right side
1,095,778.96x = 925,992,909,900.13 - Step 5: Solve for x
x = 925,992,909,900.13/1,095,778.96 - Step 6: Final answer
x = 845,054.47
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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.