Finding the Fourth Proportional to 3,165,137.23, 4,748,108.18 and 1,005,391.82
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Solution
The fourth proportional to 3,165,137.23, 4,748,108.18 and 1,005,391.82 is: 1,508,215.53
Step by Step Solution
- Step 1: Write the proportion equation
3,165,137.23 : 4,748,108.18 = 1,005,391.82 : x - Step 2: Convert to fraction form
3,165,137.23/4,748,108.18 = 1,005,391.82/x - Step 3: Cross multiply
3,165,137.23x = 4,748,108.18 × 1,005,391.82 - Step 4: Simplify right side
3,165,137.23x = 4,773,709,124,647.09 - Step 5: Solve for x
x = 4,773,709,124,647.09/3,165,137.23 - Step 6: Final answer
x = 1,508,215.53
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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.