Finding the Fourth Proportional to 1,414,389.05, 1,950,975.47 and 862,852.76
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Solution
The fourth proportional to 1,414,389.05, 1,950,975.47 and 862,852.76 is: 1,190,199.09
Step by Step Solution
- Step 1: Write the proportion equation
1,414,389.05 : 1,950,975.47 = 862,852.76 : x - Step 2: Convert to fraction form
1,414,389.05/1,950,975.47 = 862,852.76/x - Step 3: Cross multiply
1,414,389.05x = 1,950,975.47 × 862,852.76 - Step 4: Simplify right side
1,414,389.05x = 1,683,404,554,912.66 - Step 5: Solve for x
x = 1,683,404,554,912.66/1,414,389.05 - Step 6: Final answer
x = 1,190,199.09
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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.