Finding the Fourth Proportional to 3,722,579.70, 5,583,869.55 and 2,447,121.30
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Solution
The fourth proportional to 3,722,579.70, 5,583,869.55 and 2,447,121.30 is: 3,670,681.95
Step by Step Solution
- Step 1: Write the proportion equation
3,722,579.70 : 5,583,869.55 = 2,447,121.30 : x - Step 2: Convert to fraction form
3,722,579.70/5,583,869.55 = 2,447,121.30/x - Step 3: Cross multiply
3,722,579.70x = 5,583,869.55 × 2,447,121.30 - Step 4: Simplify right side
3,722,579.70x = 13,664,406,112,226.41 - Step 5: Solve for x
x = 13,664,406,112,226.41/3,722,579.70 - Step 6: Final answer
x = 3,670,681.95
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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.