Finding the Fourth Proportional to 1,347,122.69, 1,861,461.08 and 959,264.75
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Solution
The fourth proportional to 1,347,122.69, 1,861,461.08 and 959,264.75 is: 1,325,516.98
Step by Step Solution
- Step 1: Write the proportion equation
1,347,122.69 : 1,861,461.08 = 959,264.75 : x - Step 2: Convert to fraction form
1,347,122.69/1,861,461.08 = 959,264.75/x - Step 3: Cross multiply
1,347,122.69x = 1,861,461.08 × 959,264.75 - Step 4: Simplify right side
1,347,122.69x = 1,785,634,000,995.50 - Step 5: Solve for x
x = 1,785,634,000,995.50/1,347,122.69 - Step 6: Final answer
x = 1,325,516.98
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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.