Finding the Fourth Proportional to 2,174,099.36, 3,000,343.44 and 1,256,298.08
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Solution
The fourth proportional to 2,174,099.36, 3,000,343.44 and 1,256,298.08 is: 1,733,741.23
Step by Step Solution
- Step 1: Write the proportion equation
2,174,099.36 : 3,000,343.44 = 1,256,298.08 : x - Step 2: Convert to fraction form
2,174,099.36/3,000,343.44 = 1,256,298.08/x - Step 3: Cross multiply
2,174,099.36x = 3,000,343.44 × 1,256,298.08 - Step 4: Simplify right side
2,174,099.36x = 3,769,325,703,012.60 - Step 5: Solve for x
x = 3,769,325,703,012.60/2,174,099.36 - Step 6: Final answer
x = 1,733,741.23
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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.