Finding the Fourth Proportional to 3,787,052.29, 5,226,173.70 and 2,068,223.38
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Solution
The fourth proportional to 3,787,052.29, 5,226,173.70 and 2,068,223.38 is: 2,854,170.95
Step by Step Solution
- Step 1: Write the proportion equation
3,787,052.29 : 5,226,173.70 = 2,068,223.38 : x - Step 2: Convert to fraction form
3,787,052.29/5,226,173.70 = 2,068,223.38/x - Step 3: Cross multiply
3,787,052.29x = 5,226,173.70 × 2,068,223.38 - Step 4: Simplify right side
3,787,052.29x = 10,808,894,634,281.11 - Step 5: Solve for x
x = 10,808,894,634,281.11/3,787,052.29 - Step 6: Final answer
x = 2,854,170.95
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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.