Finding the Fourth Proportional to 3,840,687.18, 5,762,579.94 and 1,709,313.57
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Solution
The fourth proportional to 3,840,687.18, 5,762,579.94 and 1,709,313.57 is: 2,564,659.82
Step by Step Solution
- Step 1: Write the proportion equation
3,840,687.18 : 5,762,579.94 = 1,709,313.57 : x - Step 2: Convert to fraction form
3,840,687.18/5,762,579.94 = 1,709,313.57/x - Step 3: Cross multiply
3,840,687.18x = 5,762,579.94 × 1,709,313.57 - Step 4: Simplify right side
3,840,687.18x = 9,850,056,089,651.79 - Step 5: Solve for x
x = 9,850,056,089,651.79/3,840,687.18 - Step 6: Final answer
x = 2,564,659.82
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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.