Finding the Fourth Proportional to 1,463,686.23, 2,020,098.31 and 843,372.63
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Solution
The fourth proportional to 1,463,686.23, 2,020,098.31 and 843,372.63 is: 1,163,975.99
Step by Step Solution
- Step 1: Write the proportion equation
1,463,686.23 : 2,020,098.31 = 843,372.63 : x - Step 2: Convert to fraction form
1,463,686.23/2,020,098.31 = 843,372.63/x - Step 3: Cross multiply
1,463,686.23x = 2,020,098.31 × 843,372.63 - Step 4: Simplify right side
1,463,686.23x = 1,703,695,624,563.26 - Step 5: Solve for x
x = 1,703,695,624,563.26/1,463,686.23 - Step 6: Final answer
x = 1,163,975.99
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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.