Finding the Fourth Proportional to 1,195,122.42, 1,649,226.99 and 671,817.06
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Solution
The fourth proportional to 1,195,122.42, 1,649,226.99 and 671,817.06 is: 927,083.96
Step by Step Solution
- Step 1: Write the proportion equation
1,195,122.42 : 1,649,226.99 = 671,817.06 : x - Step 2: Convert to fraction form
1,195,122.42/1,649,226.99 = 671,817.06/x - Step 3: Cross multiply
1,195,122.42x = 1,649,226.99 × 671,817.06 - Step 4: Simplify right side
1,195,122.42x = 1,107,978,827,694.45 - Step 5: Solve for x
x = 1,107,978,827,694.45/1,195,122.42 - Step 6: Final answer
x = 927,083.96
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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.