Finding the Fourth Proportional to 3,787,148.28, 5,680,839.06 and 1,656,135.48
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Solution
The fourth proportional to 3,787,148.28, 5,680,839.06 and 1,656,135.48 is: 2,484,254.23
Step by Step Solution
- Step 1: Write the proportion equation
3,787,148.28 : 5,680,839.06 = 1,656,135.48 : x - Step 2: Convert to fraction form
3,787,148.28/5,680,839.06 = 1,656,135.48/x - Step 3: Cross multiply
3,787,148.28x = 5,680,839.06 × 1,656,135.48 - Step 4: Simplify right side
3,787,148.28x = 9,408,239,123,435.85 - Step 5: Solve for x
x = 9,408,239,123,435.85/3,787,148.28 - Step 6: Final answer
x = 2,484,254.23
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.