Finding the Fourth Proportional to 4,372,620.57, 6,559,890.50 and 1,340,214.46
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Solution
The fourth proportional to 4,372,620.57, 6,559,890.50 and 1,340,214.46 is: 2,010,615.82
Step by Step Solution
- Step 1: Write the proportion equation
4,372,620.57 : 6,559,890.50 = 1,340,214.46 : x - Step 2: Convert to fraction form
4,372,620.57/6,559,890.50 = 1,340,214.46/x - Step 3: Cross multiply
4,372,620.57x = 6,559,890.50 × 1,340,214.46 - Step 4: Simplify right side
4,372,620.57x = 8,791,660,091,067.44 - Step 5: Solve for x
x = 8,791,660,091,067.44/4,372,620.57 - Step 6: Final answer
x = 2,010,615.82
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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.