Finding the Fourth Proportional to 3,962,954.66, 5,468,965.17 and 2,220,753.74
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Solution
The fourth proportional to 3,962,954.66, 5,468,965.17 and 2,220,753.74 is: 3,064,689.33
Step by Step Solution
- Step 1: Write the proportion equation
3,962,954.66 : 5,468,965.17 = 2,220,753.74 : x - Step 2: Convert to fraction form
3,962,954.66/5,468,965.17 = 2,220,753.74/x - Step 3: Cross multiply
3,962,954.66x = 5,468,965.17 × 2,220,753.74 - Step 4: Simplify right side
3,962,954.66x = 12,145,224,855,207.24 - Step 5: Solve for x
x = 12,145,224,855,207.24/3,962,954.66 - Step 6: Final answer
x = 3,064,689.33
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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.