Finding the Fourth Proportional to 2,702,991.43, 3,730,129.62 and 1,479,296.24
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Solution
The fourth proportional to 2,702,991.43, 3,730,129.62 and 1,479,296.24 is: 2,041,429.60
Step by Step Solution
- Step 1: Write the proportion equation
2,702,991.43 : 3,730,129.62 = 1,479,296.24 : x - Step 2: Convert to fraction form
2,702,991.43/3,730,129.62 = 1,479,296.24/x - Step 3: Cross multiply
2,702,991.43x = 3,730,129.62 × 1,479,296.24 - Step 4: Simplify right side
2,702,991.43x = 5,517,966,702,927.98 - Step 5: Solve for x
x = 5,517,966,702,927.98/2,702,991.43 - Step 6: Final answer
x = 2,041,429.60
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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.