Finding the Fourth Proportional to 6,203,488.05, 9,305,235.45 and 1,943,989.65
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Solution
The fourth proportional to 6,203,488.05, 9,305,235.45 and 1,943,989.65 is: 2,915,985.53
Step by Step Solution
- Step 1: Write the proportion equation
6,203,488.05 : 9,305,235.45 = 1,943,989.65 : x - Step 2: Convert to fraction form
6,203,488.05/9,305,235.45 = 1,943,989.65/x - Step 3: Cross multiply
6,203,488.05x = 9,305,235.45 × 1,943,989.65 - Step 4: Simplify right side
6,203,488.05x = 18,089,281,405,613.09 - Step 5: Solve for x
x = 18,089,281,405,613.09/6,203,488.05 - Step 6: Final answer
x = 2,915,985.53
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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.