Finding the Fourth Proportional to 4,119,539.07, 5,685,298.97 and 2,284,179.51
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Solution
The fourth proportional to 4,119,539.07, 5,685,298.97 and 2,284,179.51 is: 3,152,353.50
Step by Step Solution
- Step 1: Write the proportion equation
4,119,539.07 : 5,685,298.97 = 2,284,179.51 : x - Step 2: Convert to fraction form
4,119,539.07/5,685,298.97 = 2,284,179.51/x - Step 3: Cross multiply
4,119,539.07x = 5,685,298.97 × 2,284,179.51 - Step 4: Simplify right side
4,119,539.07x = 12,986,243,404,077.21 - Step 5: Solve for x
x = 12,986,243,404,077.21/4,119,539.07 - Step 6: Final answer
x = 3,152,353.50
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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.