Finding the Fourth Proportional to 5,621,197.94, 8,434,914.66 and 2,742,588.41
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Solution
The fourth proportional to 5,621,197.94, 8,434,914.66 and 2,742,588.41 is: 4,115,403.77
Step by Step Solution
- Step 1: Write the proportion equation
5,621,197.94 : 8,434,914.66 = 2,742,588.41 : x - Step 2: Convert to fraction form
5,621,197.94/8,434,914.66 = 2,742,588.41/x - Step 3: Cross multiply
5,621,197.94x = 8,434,914.66 × 2,742,588.41 - Step 4: Simplify right side
5,621,197.94x = 23,133,499,177,784.42 - Step 5: Solve for x
x = 23,133,499,177,784.42/5,621,197.94 - Step 6: Final answer
x = 4,115,403.77
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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.