Finding the Fourth Proportional to 1,195,116.67, 1,649,219.16 and 671,811.31
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Solution
The fourth proportional to 1,195,116.67, 1,649,219.16 and 671,811.31 is: 927,076.09
Step by Step Solution
- Step 1: Write the proportion equation
1,195,116.67 : 1,649,219.16 = 671,811.31 : x - Step 2: Convert to fraction form
1,195,116.67/1,649,219.16 = 671,811.31/x - Step 3: Cross multiply
1,195,116.67x = 1,649,219.16 × 671,811.31 - Step 4: Simplify right side
1,195,116.67x = 1,107,964,084,356.70 - Step 5: Solve for x
x = 1,107,964,084,356.70/1,195,116.67 - Step 6: Final answer
x = 927,076.09
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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.