Finding the Fourth Proportional to 2,457,369.84, 3,391,187.04 and 1,369,711.44
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Solution
The fourth proportional to 2,457,369.84, 3,391,187.04 and 1,369,711.44 is: 1,890,211.07
Step by Step Solution
- Step 1: Write the proportion equation
2,457,369.84 : 3,391,187.04 = 1,369,711.44 : x - Step 2: Convert to fraction form
2,457,369.84/3,391,187.04 = 1,369,711.44/x - Step 3: Cross multiply
2,457,369.84x = 3,391,187.04 × 1,369,711.44 - Step 4: Simplify right side
2,457,369.84x = 4,644,947,683,867.74 - Step 5: Solve for x
x = 4,644,947,683,867.74/2,457,369.84 - Step 6: Final answer
x = 1,890,211.07
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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.