Finding the Fourth Proportional to 2,600,729.49, 3,589,727.99 and 1,513,211.14
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Solution
The fourth proportional to 2,600,729.49, 3,589,727.99 and 1,513,211.14 is: 2,088,651.05
Step by Step Solution
- Step 1: Write the proportion equation
2,600,729.49 : 3,589,727.99 = 1,513,211.14 : x - Step 2: Convert to fraction form
2,600,729.49/3,589,727.99 = 1,513,211.14/x - Step 3: Cross multiply
2,600,729.49x = 3,589,727.99 × 1,513,211.14 - Step 4: Simplify right side
2,600,729.49x = 5,432,016,384,037.81 - Step 5: Solve for x
x = 5,432,016,384,037.81/2,600,729.49 - Step 6: Final answer
x = 2,088,651.05
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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.