Finding the Fourth Proportional to 1,785,343.05, 2,463,765.79 and 969,541.02
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Solution
The fourth proportional to 1,785,343.05, 2,463,765.79 and 969,541.02 is: 1,337,962.47
Step by Step Solution
- Step 1: Write the proportion equation
1,785,343.05 : 2,463,765.79 = 969,541.02 : x - Step 2: Convert to fraction form
1,785,343.05/2,463,765.79 = 969,541.02/x - Step 3: Cross multiply
1,785,343.05x = 2,463,765.79 × 969,541.02 - Step 4: Simplify right side
1,785,343.05x = 2,388,721,997,077.71 - Step 5: Solve for x
x = 2,388,721,997,077.71/1,785,343.05 - Step 6: Final answer
x = 1,337,962.47
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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.