Finding the Fourth Proportional to 3,235,215.60, 4,464,613.08 and 1,784,910.96
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Solution
The fourth proportional to 3,235,215.60, 4,464,613.08 and 1,784,910.96 is: 2,463,185.71
Step by Step Solution
- Step 1: Write the proportion equation
3,235,215.60 : 4,464,613.08 = 1,784,910.96 : x - Step 2: Convert to fraction form
3,235,215.60/4,464,613.08 = 1,784,910.96/x - Step 3: Cross multiply
3,235,215.60x = 4,464,613.08 × 1,784,910.96 - Step 4: Simplify right side
3,235,215.60x = 7,968,936,818,651.36 - Step 5: Solve for x
x = 7,968,936,818,651.36/3,235,215.60 - Step 6: Final answer
x = 2,463,185.71
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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.