Finding the Fourth Proportional to 4,308,377.63, 6,462,730.47 and 1,612,418.99
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Solution
The fourth proportional to 4,308,377.63, 6,462,730.47 and 1,612,418.99 is: 2,418,689.87
Step by Step Solution
- Step 1: Write the proportion equation
4,308,377.63 : 6,462,730.47 = 1,612,418.99 : x - Step 2: Convert to fraction form
4,308,377.63/6,462,730.47 = 1,612,418.99/x - Step 3: Cross multiply
4,308,377.63x = 6,462,730.47 × 1,612,418.99 - Step 4: Simplify right side
4,308,377.63x = 10,420,629,337,079.62 - Step 5: Solve for x
x = 10,420,629,337,079.62/4,308,377.63 - Step 6: Final answer
x = 2,418,689.87
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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.