Finding the Fourth Proportional to 4,339,759.24, 6,508,749.10 and 1,643,154.12
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Solution
The fourth proportional to 4,339,759.24, 6,508,749.10 and 1,643,154.12 is: 2,464,394.29
Step by Step Solution
- Step 1: Write the proportion equation
4,339,759.24 : 6,508,749.10 = 1,643,154.12 : x - Step 2: Convert to fraction form
4,339,759.24/6,508,749.10 = 1,643,154.12/x - Step 3: Cross multiply
4,339,759.24x = 6,508,749.10 × 1,643,154.12 - Step 4: Simplify right side
4,339,759.24x = 10,694,877,899,711.29 - Step 5: Solve for x
x = 10,694,877,899,711.29/4,339,759.24 - Step 6: Final answer
x = 2,464,394.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.