Finding the Fourth Proportional to 1,592,192.81, 2,197,226.22 and 867,040.31
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Solution
The fourth proportional to 1,592,192.81, 2,197,226.22 and 867,040.31 is: 1,196,515.71
Step by Step Solution
- Step 1: Write the proportion equation
1,592,192.81 : 2,197,226.22 = 867,040.31 : x - Step 2: Convert to fraction form
1,592,192.81/2,197,226.22 = 867,040.31/x - Step 3: Cross multiply
1,592,192.81x = 2,197,226.22 × 867,040.31 - Step 4: Simplify right side
1,592,192.81x = 1,905,083,708,421.99 - Step 5: Solve for x
x = 1,905,083,708,421.99/1,592,192.81 - Step 6: Final answer
x = 1,196,515.71
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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.